Publications

Publication List：

( Use * to denote the corresponding author(s))  

1.  Tao Zhang, Zhen-Hang Yang, Feng Qi*, Wei-Shih Du*, Some properties of normalized tails of Maclaurin power series expansions of sine and cosine, Fractal and Fractional 2024, 8(5), 257. (SCI) [2022 Impact Factor: 5.4] (Published: 26 April 2024) 

2. Can Kızılateş, Wei-Shih Du*, Nazlıhan Terzioğlu, On higher-order generalized Fibonacci hybrinomials: New properties, recurrence relations and matrix representations, Mathematics 2024, 12(8), 1156. (SCI) [2022 Impact Factor: 2.4] (Published: 11 April 2024)

3. Mohammed Fadel, Nusrat Raza, Wei-Shih Du*, On q-Hermite polynomials with three variables: Recurrence relations, q-differential equations, summation and operational formulas, Symmetry 2024, 16(4), 385. (SCI) [2022 Impact Factor: 2.7] (Published: 25 March 2024)

4. Nusrat Raza, Mohammed Fadel, Wei-Shih Du*, New summation and integral representations for 2-variable (p,q)-Hermite polynomials, Axioms 2024, 13(3), 196. (SCI) [2022 Impact Factor: 2.0] (Published: 15 March 2024)

5. Zhi-Ling Sun, Wei-Shih Du*, Feng Qi*, Toeplitz operators on harmonic Fock spaces with radial symbols, Mathematics 2024, 12(4), 565. (SCI) [2022 Impact Factor: 2.4] (Published: 13 February 2024)

6. Marko Kostić, Wei-Shih Du*, Halis Can Koyuncuoğlu, Daniel Velinov, Generalized almost periodicity in measure, Mathematics 2024, 12(4), 548. (SCI) [2022 Impact Factor: 2.4] (Published: 10 February 2024)

7. Marko Kostić, Wei-Shih Du*, Stepanov almost periodic type functions and applications to abstract impulsive Volterra integro-differential inclusions, Fractal and Fractional 2023, 7(10), 736. (SCI) [2022 Impact Factor: 5.4] (Published: 6 October 2023)

8. Mohammed Fadel, Nusrat Raza, Wei-Shih Du*, Characterizing q-Bessel functions of the first kind with their new summation and integral representations, Mathematics 2023, 11(18), 3831. (SCI) [2022 Impact Factor: 2.4] (Published: 7 September 2023)

9. Yue-Wu Li, Feng Qi,  Wei-Shih Du*, Two forms for Maclaurin power series expansion of logarithmic expression involving tangent function, Symmetry 2023, 15(9), 1686. (SCI) [2022 Impact Factor: 2.7] (Published: 1 September 2023)

10. Junjian Zhao, Guangwei Qu, Wei-Shih Du*, Yasong Chen, Approximation of kernel projection operators in shift-invariant subspaces of function spaces with mixed norms, Banach Journal of Mathematical Analysis 17, 70 (2023). https://doi.org/10.1007/s43037-023-00294-x (SCI) [2022 Impact Factor: 1.2] (Published: 29 August 2023)

11. Naceur Chegloufa, Belkacem Chaouchi, Marko Kostić, Wei-Shih Du*, On the study of pseudo S-asymptotically periodic mild solutions for a class of neutral fractional delayed evolution equations, Axioms 2023, 12(8), 800. (SCI) [2022 Impact Factor: 2.0] (Published: 20 August 2023)

12. Marko Kostić, Belkacem Chaouchi, Wei-Shih Du*, Daniel Velinov, Generalized ρ-almost periodic sequences and applications, Fractal and Fractional 2023, 7(5), 410. (SCI) [2022 Impact Factor: 5.4] (Published: 18 May 2023)

13. Jian Cao, Bai-Ni Guo*, Wei-Shih Du*, Feng Qi, A sufficient and necessary condition for the power-exponential function $\bigl(1+\frac1x\bigr)^{\alpha x}$ to be a Bernstein function and related nth derivatives, Fractal and Fractional 2023, 7(5), 397. (SCI) [2022 Impact Factor: 5.4] (Published: 13 May 2023) 

14. Wei-Shih Du, New integral inequalities and generalizations of Huang-Du's integral inequality, Applied Mathematical Sciences 17(6) (2023) 265-272. (Published: 25 March 2023)

15. Junjian Zhao, Marko Kostić, Wei-Shih Du*, On new decomposition theorems for mixed-norm Besov spaces with ingredient modulus of smoothness, Symmetry 2023, 15(3), 642. (SCI) [2022 Impact Factor: 2.7] (Published: 3 March 2023)

16. Wei-Shih Du*, Marko Kostić, Daniel Velinov, Almost periodic solutions of abstract impulsive Volterra integro-differential inclusions, Fractal and Fractional 2023, 7(2), 147. (SCI) [2022 Impact Factor: 5.4] (Published: 27 January 2023)

17. Jian Cao, Feng Qi*,  Wei-Shih Du*, Closed-Form Formulas for the nth Derivative of the Power-Exponential Function x^x, Symmetry 2023, 15(2), 323. (SCI) [2022 Impact Factor: 2.7] (Published: 23 January 2023)

18. Wei-Shih Du*, Marko Kostić, Daniel Velinov, Abstract impulsive Volterra integro-differential inclusions, Fractal and Fractional 2023, 7(1), 73. (SCI) [2022 Impact Factor: 5.4] (Published: 9 January 2023)

19. Wei-Shih Du, Dongkyu Lim, Feng Qi*, Several recursive and closed-form formulas for some specific values of partial Bell polynomials, Advances in the Theory of Nonlinear Analysis and its Applications 6(4) (2022) 528–537. (Published: 30 December 2022)

20. Marko Kostić*, Belkacem Chaouchi, Wei-Shih Du, Weighted Ergodic Components in R^n, Bulletin of the Iranian Mathematical Society 48 (2022) 2221–2253. (SCI) [2022 Impact Factor: 0.7] (Published: 1 October 2022)

21. Jen-Yuan Chen, Wei-Shih Du*, On an existential question for strictly decreasing convergent sequences, Advances in the Theory of Nonlinear Analysis and its Applications 6(3) (2022) 336-338. (Published: 30 September 30 2022)

22. Abdelkader Rahmani, Wei-Shih Du*, Mohammed Taha Khalladi, Marko Kostić, Daniel Velinov, Proportional Caputo fractional differential inclusions in Banach spaces, Symmetry 2022, 14(9), 1941. (SCI) [2022 Impact Factor: 2.7] (Published: 18 September 2022)

23. Huaping Huang, Wei-Shih Du*, On a new integral inequality: Generalizations and applications, Axioms 2022, 11(9), 458. (SCI) [2022 Impact Factor: 2.0] (Published: 6 September 2022)

24. Can Kızılateş, Wei-Shih Du, Feng Qi*, Several determinantal expressions of generalized Tribonacci polynomials and sequences, Tamkang Journal of Mathematic 53(3) (2022) 275-289. (Published: 1 August 2022)

25. Huan-Nan Shi, Wei-Shih Du*, New inequalities and generalizations for symmetric means induced by majorization theory, Axioms 2022, 11(6), 279. (SCI) [2022 Impact Factor: 2.0] (Published: 9 June 2022)

26. Nazlıhan Terzioğlu, Can Kızılateş, Wei-Shih Du*, New properties and identities for Fibonacci finite operator quaternions, Mathematics 2022, 10(10), 1719. (SCI) [2022 Impact Factor: 2.4] (Published: 17 May 2022)

27. Huaping Huang, Wei-Shih Du*, Jen-Yuan Chen, On BID-cone b-metric spaces over Banach algebras: New topological properties and fixed point theorems, Mathematics 2022, 10(9), 1425. (SCI) [2022 Impact Factor: 2.4] (Published: 23 April 2022)

28. Vladimir E. Fedorov*, Wei-Shih Du, Marko Kostić, Aliya A. Abdrakhmanova, Analytic resolving families for equations with distributed Riemann–Liouville derivatives, Mathematics 2022, 10(5), 681. (SCI) [2022 Impact Factor: 2.4] (Published: 22 February 2022)

29. Vladimir E. Fedorov, Wei-Shih Du*, Mikhail M. Turov, On the unique solvability of incomplete Cauchy type problems for a class of multi-term equations with the Riemann–Liouville derivatives, Symmetry 2022, 14(1), 75. (SCI) [2022 Impact Factor: 2.7] (Published: 5 January 2022)

30. Huan-Nan Shi, Pei Wang, Jian Zhang, Wei-Shih Du*, Notes on judgment criteria of convex functions of several variables, Results in Nonlinear Analysis 4(4) (2021) 235- 243. (Published: 31 December 2021)

31. Marko Kostić, Wei-Shih Du*, Vladimir E. Fedorov, Doss ρ-almost periodic type functions in R^n, Mathematics 2021, 9(21), 2825. (SCI) [2021 Impact Factor: 2.592] (Published: 7 November 2021)

32. Amadou Diop, Wei-Shih Du*, Existence of mild solutions for multi-term time-fractional random integro-differential equations with random Carathéodory conditions, Axioms 2021, 10(4), 252. [2021 Impact Factor: 1.824] (Published: 12 October 2021)

33. Jen-Yuan Chen, Wei-Shih Du*, Some new convergence theorems and fixed point theorems for MT-functions, Nonlinear Analysis and Differential Equations 9(1) (2021) 67-76. (Published: 9 October 2021)

34. Dong-Sheng Wang, Huan-Nan Shi, Chun-Ru Fu, Wei-Shih Du*, On new generalized Dunkel type integral inequalities with applications, Symmetry 2021, 13(9), 1576. (SCI) [2021 Impact Factor: 2.940] (Published: 27 August 2021)

35. Wei-Shih Du, Minimization of functionals with adjustability quasiconvexity and its applications to eigenvector problem and fixed point theory, Journal of Nonlinear and Convex Analysis 22(7) (2021) 1389-1398. (SCI) [2021 Impact Factor: 1.016] (Published: 1 July 2021)

36. Ning Lu, Fei He*, Wei-Shih Du, On the best areas for Kannan system and Chatterjea system in b-metric spaces, Optimization 70(5-6) (2021) 973-986. (SCI) [2021 Impact Factor: 2.456] (Published: 15 May 2021)

37. Wei-Shih Du, Marko Kostić*, Manuel Pinto, Almost periodic functions and their applications: a survey of results and perspectives, Journal of Mathematics, 2021, Volume 2021, Article ID 5536018, 21 pages, http://doi.org/10.1155/2021/55360. (SCI) [2020 Impact Factor: 0.971] (Published: 14 April 2021)

38. Junjian Zhao, Marko Kostić, Wei-Shih Du*, On generalizations of sampling theorem and stability theorem in shift-invariant subspaces of Lebesgue and Wiener amalgam spaces with mixed-norms, Symmetry 2021, 13(2), 331. (SCI) [2021 Impact Factor: 2.940] (Published: 18 February 2021)

39. Junjian Zhao, Wei-Shih Du*, Yasong Chen, New generalizations and results in shift-invariant subspaces of mixed-norm Lebesgue spaces $L_{\vec{p}}(\mathbb{R}^d)$, Mathematics 2021, 9(3), 227. (SCI) [2021 Impact Factor: 2.592] (Published: 25 January 2021)

40. Junjian Zhao, Wei-Shih Du*, New generalized Ekeland’s variational principle, critical point theorems and common fuzzy fixed point theorems induced by Lin-Du’s abstract maximal element principle, Axioms 2021, 10(1), 11. (SCI) [2021 Impact Factor: 1.824] (Published: 20 January 2021)

41. Wei-Shih Du, Pang-Tung Liu, Yu-Hsien Liao*, On the mixed reduction: an alternative axiomatization of the fuzzy NTU core, Results in Nonlinear Analysis 3(4) (2020) 179-184. (Published: 30 December 2020)

42. Feng Qi*, Muhammet Cihat Dağlı, Wei-Shih Du, Determinantal forms and recursive relations of the Delannoy two-functional sequence, Advances in the Theory of Nonlinear Analysis and its Applications 4(3) (2020) 184-193. (Published: 31 August 2020)

43. Marko Kostić, Wei-Shih Du*, Generalized almost periodicity in Lebesgue spaces with variable exponents, Part II, Mathematics 2020, 8(7), 1052. (SCI) [2020 Impact Factor: 2.258] (Published: 30 June 2020)

44. Marko Kostić, Wei-Shih Du*, Generalized almost periodicity in Lebesgue spaces with variable exponents, Mathematics 2020, 8(6), 928. (SCI) [2020 Impact Factor: 2.258] (Published: 5 June 2020)

45. Xuejiao Zi, Zhaoli Ma, Wei-Shih Du*, Strong convergence theorems for generalized split feasibility problems in Banach spaces, Mathematics 2020, 8(6), 892. (SCI) [2020 Impact Factor: 2.258] (Published: 2 June 2020)

46. Chung-Chien Hong, Wei-Shih Du*, Yu-Hong Ge, Latent infectious capacities of dengue fever: Mathematical modeling and eco-friendly prevention strategy, Symmetry 2020, 12(2), 263. (SCI) [2020 Impact Factor: 2.713] (Published: 8 February 2020)

47. Wei-Shih Du, Themistocles M. Rassias*, Simultaneous generalizations of known fixed point theorems for a Meir-Keeler type condition with applications, International Journal of Nonlinear Analysis and Applications 11(1) (2020) 55-66. (Published: 1 January 2020)

48. Binghua Jiang, Huaping Huang, Wei-Shih Du*, New generalized Mizoguchi-Takahashi’s fixed point theorems for essential distances and e^{0}-metrics, Mathematics 2019, 7(12), 1224. (SCI) [2019 Impact Factor: 1.747] (Published: 11 December 2019)

49. Ning Lu, Fei He*, Wei-Shih Du, Fundamental questions and new counterexamples for b-metric spaces and Fatou property, Mathematics 2019, 7(11), 1107. (SCI) [2019 Impact Factor: 1.747] (Published: 12 November 2019)

50. Wei-Shih Du, Some generalizations of fixed point theorems of Caristi type and Mizoguchi-Takahashi type under relaxed conditions, Bulletin of the Brazilian Mathematical Society, New Series, 50(3) (2019) 603-624. (SCI) [2019 Impact Factor: 0.602] (Published: 10 September 2019)

51. Wei-Shih Du, Existence and uniqueness of zeros for vector-valued functions with K-adjustability convexity and their applications, Mathematics 2019, 7(9), 809. (SCI) [2019 Impact Factor: 1.747] (Published: 2 September 2019)

52. Xinhe Zhu, Wei-Shih Du*, New chaotic systems with two closed curve equilibrium passing the same point: Chaotic behavior, bifurcations, and synchronization, Symmetry 2019, 11(8), 951. (SCI) [2019 Impact Factor: 2645] (Published: 26 July 2019)

53. Huan-Nan Shi, Wei-Shih Du*, Schur-power convexity of a completely symmetric function dual, Symmetry 2019, 11(7), 897. (SCI) [2019 Impact Factor: 2.645] (Published: 10 July 2019)

54. Huan-Nan Shi, Wei-Shih Du*, Schur-convexity for a class of completely symmetric function dual, Advances in the Theory of Nonlinear Analysis and its Applications 3(2) (2019) 74–89. (Published: 30 June 2019)

55. Liang-Ju Chu, Wei-Shih Du*, On maximal elements with applications to abstract economies, fixed point theory and eigenvector problems, Symmetry 2019, 11(6), 789. (SCI) [2019 Impact Factor: 2.645] (Published: 13 June 2019)

56. Feng Qi, Can Kızılateş, Wei-Shih Du*, A closed formula for the Horadam polynomials in terms of a tridiagonal determinant, Symmetry 2019, 11(6), 782. (SCI) [2019 Impact Factor: 2.645] (Published: 12 June 2019)

57. Xinhe Zhu, Wei-Shih Du*, A new family of chaotic systems with different closed curve equilibrium, Mathematics 2019, 7(1), 94. (SCI) [2019 Impact Factor: 1.747] (Published: 17 January 2019)

58. Hang-Chin Lai*, Wei-Shih Du, Ing-Jer Lin, Category theorems for multipliers of Ap(G) (1 ≤ p), Journal of Nonlinear and Convex Analysis 19(10) (2018) 1725-1731. (SCI) [2018 Impact Factor: 0.595]

59. Wei-Shih Du, A new common fixed point theorem for restraint systems of mapping, Applied Mathematical Sciences 12(28) (2018) 1367-1372.

60. Feng Qi, Gauhar Rahman, Sardar Muhammad Hussain, Wei-Shih Du*, Kottakkaran Sooppy Nisar, Some inequalities of Čebyšev type for conformable k-fractional integral operators, Symmetry 2018, 10(11), 614.  (SCI) [2018 Impact Factor: 2.143]

61. Wei-Shih Du, A short note on MT-functions and LR-functions, Applied Mathematical Sciences 12(23) (2018) 1129-1135.

62. Wei-Shih Du, Erdal Karapinar*, Zhenhua He, Some simultaneous generalizations of well-known fixed point theorems and their applications to fixed point theory, Mathematics 2018, 6(7), 117. (SCI) [2018 Impact Factor: 1.105]

63. Yu-Hsien Liao, Ling-Yun Chung*, Wei-Shih Du, Shun-Chin Ho, Consistent solutions and related axiomatic results under multicriteria management systems, American Journal of Mathematical and Management Sciences 37(2) (2018) 107-116.

64. Chung-Chuan Chen, Wei-Shih Du*, Some characterizations of disjoint topological transitivity on Orlicz spaces, Journal of Inequalities and Applications, 2018, 2018:88, https://doi.org/10.1186/s13660-018-1681-3. (SCI) [2018 Impact Factor: 1.136]

65. Wei-Shih Du*, Yuan-Liang Liu, New nonlinear conditions for approximate sequences and new best proximity point theorems, Applied Mathematical Sciences 11(49) (2017) 2447-2457.

66. Wei-Shih Du*, Ming-Chih Yen, New best proximity point theorems for a pair of nonlinear non-self mappings in metric spaces, Nonlinear Analysis and Differential Equations 5(6) (2017) 261-270.

67. Wei-Shih Du*, Mihai Turinici, Variational principles and equivalent formulations in almost metric spaces, Applied Mathematical Sciences 11(36) (2017) 1755-1764.

68. Wei-Shih Du, New best proximity point theorems with applications to simultaneous generalizations of common fixed point theorems, Applied Mathematical Sciences 11(23) (2017) 1143-1154.

69. Wei-Shih Du, New simultaneous generalizations of common fixed point theorems of Kannan type, Chatterjea type and Mizoguchi-Takahashi type, Applied Mathematical Sciences 11(20) (2017) 995-1005. 

70. Wei-Shih Du, Simultaneous generalizations of fixed point theorems of Mizoguchi-Takahashi type, Nadler type Banach type, Kannan type and Chatterjea type, Nonlinear Analysis and Differential Equations 5(4) (2017) 171-180.

71. Wei-Shih Du, On simultaneous generalizations of well-known fixed point theorems and others, International Journal of Mathematical Analysis 11(5) (2017) 225-232.

72. Wei-Shih Du*, Yao-Lin Hung, A generalization of Mizoguchi-Takahashi’s fixed point theorem and its applications to fixed point theory, International Journal of Mathematical Analysis 11(4) (2017) 151 - 161. 

73. Wei-Shih Du, On hybrid Chatterjea type fixed point theorem with MT(λ)-functions, Applied Mathematical Sciences 11(8) (2017) 397 - 406. 

74. Wei-Shih Du, New fixed point theorems for hybrid Kannan type mappings and MT(λ)-functions, Nonlinear Analysis and Differential Equations 5(2) (2017) 89-98. 

75. Wei-Shih Du, New existence results of best proximity points and fixed points for MT(λ)-functions with applications to differential equations, Linear and Nonlinear Analysis 2(2) (2016) 199-213.

76. Wei-Shih Du, On generalized Caristi’s fixed point theorem and its equivalence, Nonlinear Analysis and Differential Equations 4(13) (2016) 635-644.

77. Chih-Sheng Chuang, Wei-Shih Du*, Hybrid simultaneous algorithms for the split equality problem with applications, Journal of Inequalities and Applications, 2016, 2016:198, doi: 10.1186/s13660-016-1141-x. (SCI) [2016 Impact Factor: 0.791]

78. Wei-Shih Du, A simple proof of Caristi's fixed point theorem without using Zorn's lemma and transfinite induction, Thai Journal of Mathematics 14(2) (2016) 259-264.

79. Wei-Shih Du, A direct proof of Caristi’s fixed point theorem, Applied Mathematical Sciences 10(46) (2016) 2289-2294.

80. Wei-Shih Du, A short note on a simple proof of Schauder's fixed point theorem and its generalization without continuity and compactness assumptions, International Journal of Mathematical Analysis 10(19) (2016) 933-938.

81. Wei-Shih Du, A generalization of Diaz-Margolis's fixed point theorem and its application to the stability of generalized Volterra integral equations, Journal of Inequalities and Applications, 2015, 2015:407, doi: 10.1186/s13660-015-0931-x. (SCI) [2015 Impact Factor: 0.630]

82. Wei-Shih Du, On Caristi-type mappings without lower semicontinuity assumptions, Journal of Fixed Point Theory and Applications 17(4) (2015) 733–752. (SCI) [2015 Impact Factor: 0.540]

83. Ing-Jer Lin, Wei-Shih Du*, Yan-Wei Wu, Chih-Hsiung Hsu, The existence of best proximity points and fixed points for new nonlinear mappings on quasiordered metric spaces, Bangmod International Journal of Mathematical & Computational Science 1(1) (2015) 112–121.

84. Wei-Shih Du, Zhenhua He*, Feasible iterative algorithms for split common solution problems, Journal of Nonlinear and Convex Analysis 16(4) (2015) 697-710. (SCI)[2015 Impact Factor: 0691]

85. Wei-Shih Du, On new generalizations of Smarzewski's fixed point theorem, Journal of Inequalities and Applications, 2014, 2014:493, doi: 10.1186/1029-242X-2014-493. (SCI) [2014 Impact Factor: 0.773]

86. Zhenhua He, Wei-Shih Du*, On split common solution problems: new nonlinear feasible algorithms, strong convergence results and their applications, Fixed Point Theory and Applications, 2014, 2014:219, doi: 10.1186/1687-1812-2014-219. (SCI) [2014 Impact Factor: 2.503]

87. Zhenhua He, Wei-Shih Du*, New feasible iterative algorithms and strong convergence theorems for bilevel split equilibrium problems, Fixed Point Theory and Applications, 2014, 2014:187, doi: 10.1186/1687-1812-2014-187. (SCI) [2014 Impact Factor: 2.503]

88. Ing-Jer Lin, Wei-Shih Du*, Qiao-Feng Zheng, Some new fixed point theorems in complex valued G-metric spaces, Abstract and Applied Analysis, 2014, Volume 2014, Article ID 259502, 5 pages, http://dx.doi.org/10.1155/2014/259502. (SCI) [2012 Impact Factor: 1.102]

89. Weng-Seng Heng, Wei-Shih Du*, Chi-Lin Yen, New existence results for fixed point problem and minimization problem in compact metric spaces, Abstract and Applied Analysis, 2014, Volume 2014, Article ID 635903, 7 pages, http://dx.doi.org/10.1155/2014/635903. (SCI) [2012 Impact Factor: 1.102]

90. Wei-Shih Du*, Farshid Khojasteh, New results and generalizations for approximate fixed point property and their applications, Abstract and Applied Analysis, 2014, Volume 2014, Article ID 581267, 9 pages, http://dx.doi.org/10.1155/2014/581267. (SCI) [2012 Impact Factor: 1.102]

91. Wei-Shih Du*, Farshid Khojasteh, Yung-Nan Chiu, Some generalizations of Mizoguchi-Takahashi’s fixed point theorem with new local constraints, Fixed Point Theory and Applications, 2014, 2014:31, doi: 10.1186/1687-1812-2014-31. (SCI) [2012 Impact Factor: 1.866]

92. Wei-Shih Du*, Erdal Karapinar, A note on Caristi-type cyclic maps: related results and applications, Fixed Point Theory and Applications, 2013, 2013:344, doi:10.1186/ 1687-1812-2013-344. (SCI) [2012 Impact Factor: 1.866]

93. Wei-Shih Du, A note on approximate fixed point property and Du-Karapinar-Shahzad's intersection theorems,  Journal of Inequalities and Applications, 2013, 2013:506, doi:10.1186/1029-242X-2013-506. (SCI) [2012 Impact Factor: 0.822]

94. Wei-Shih Du, Erdal Karapinar*, A note on cone b-metric and its related results: generalizations or equivalence?  Fixed Point Theory and Applications, 2013, 2013:210, doi:10.1186/1687-1812-2013-210. (SCI) [2012 Impact Factor: 1.866]

95. Wei-Shih Du, On Caristi type maps and generalized distances with applications, Abstract and Applied Analysis, 2013, Volume 2013, Article ID 407219, 8 pages, http://dx.doi.org/10.1155/2013/407219. (SCI) [2012 Impact Factor: 1.102]

96. Wei-Shih Du, Erdal Karapinar*, Naseer Shahzad, The study of fixed point theory for various multivalued non-self-maps, Abstract and Applied Analysis, 2013, Volume 2013, Article ID 938724, 9 pages, http://dx.doi.org/10.1155/2013/938724. (SCI) [2012 Impact Factor: 1.102]

97. Zhenhua He, Wei-Shih Du*, On hybrid split problem and its nonlinear algorithms, Fixed Point Theory and Applications, 2013, 2013:47, doi:10.1186/1687-1812- 2013-47. (SCI) [2012 Impact Factor: 1.866]

98. Wei-Shih Du, New existence results and generalizations for coincidence points and fixed points without global completeness, Abstract and Applied Analysis, 2013, Volume 2013, Article ID 214230, 12 pages, http://dx.doi.org/10.1155/2013/ 214230. (SCI) [2012 Impact Factor: 1.102]

99. Yi-Chou Chen, Wei-Shih Du*, New optimality conditions for a nondifferentiable fractional semi-preinvex programming problem, Journal of Applied Mathematics, 2013, Volume 2013, Article ID 527183, 5 pages, http://dx.doi.org/10.1155/2013/ 527183. (SCI) [2012 Impact Factor: 0.834]

100. Wei-Shih Du, On coincidence point and fixed point theorems for nonlinear multivalued maps, Topology and its Applications 159 (2012) 49-56. (SCI) [2012 Impact Factor: 0.562]

101. Wei-Shih Du, On generalized weakly directional contractions and approximate fixed point property with applications, Fixed Point Theory and Applications, 2012, 2012:6, doi:10.1186/1687-1812-2012-6. (SCI) [2012 Impact Factor: 1.866]

102. Wei-Shih Du*, Shao-Xuan Zheng, Nonlinear conditions for coincidence point and fixed point theorems, Taiwanese Journal of Mathematics 16 (2012) 857-868. (SCI) [2012 Impact Factor: 0.67]

103. Wei-Shih Du*, Shao-Xuan Zheng, New nonlinear conditions and inequalities for the existence of coincidence points and fixed points, Journal of Applied Mathematics, 2012, Volume 2012, Article ID 196759, 12 pages, doi:10.1155/2012/196759. (SCI) [2012 Impact Factor: 0.834]

104. Wei-Shih Du*, Zhenhua He, Yi-Liang Chen, New existence theorems for approximate coincidence point property and approximate fixed point property with applications to metric fixed point theory, Journal of Nonlinear and Convex Analysis 13(3) (2012) 459-474. (SCI)[2012 Impact Factor: 0.976]

105. Zhenhua He, Wei-Shih Du*, Nonlinear algorithms approach to split common solution problems, Fixed Point Theory and Applications, 2012, 2012:130 doi:10.1186/1687-1812-2012-130. (SCI) [2012 Impact Factor: 1.866]

106. Wei-Shih Du, On approximate coincidence point properties and their applications to fixed point theory, Journal of Applied Mathematics, 2012, Volume 2012, Article ID 302830, 17 pages, oi:10.1155/2012/302830. (SCI) [2012 Impact Factor: 0.834]

107. Zhenhua He, Wei-Shih Du*, Viscosity iterative schemes for finding split common solutions of variational inequalities and fixed point problems, Abstract and Applied Analysis, 2012, Volume 2012, Article ID 470354, 25 pages, doi:10.1155/2012/470354. (SCI) [2012 Impact Factor: 1.102]

108. Wei-Shih Du*, Hossein Lakzian, Nonlinear conditions for the existence of best proximity points, Journal of Inequalities and Applications, 2012, 2012:206, doi:10.1186/1029-242X-2012-206. (SCI) [2012 Impact Factor: 0.822]

109. Zhenhua He, Wei-Shih Du*, Ing-Jer Lin, The existence of fixed points for new nonlinear multivalued maps and their applications, Fixed Point Theory and Applications 2011, 2011:84. (SCI) [2011 Impact Factor: 1.634]

110. Wei-Shih Du, The existence of cone critical point and common fixed point with applications, Journal of Applied Mathematics, Volume 2011 (2011), Article ID 985797, 22 pages, doi:10.1155/2011/985797. (SCI) [2011 Impact Factor: 0.656]

111. Zhenhua He, Wei-Shih Du*, Strong convergence theorems for equilibrium problems and fixed point problems: A new iterative method, some comments and applications, Fixed Point Theory and Applications 2011, 2011:33. (SCI) [2011 Impact Factor: 1.634]

112. Wei-Shih Du, Applications of an HIDS theorem to the existences of fixed point, abstract equilibria and optimization problems, Abstract and Applied Analysis, Volume 2011 (2011), Article ID 247236, 17 pages, doi:10.1155/2011/247236. (SCI) [2011 Impact Factor: 1.318]

113. Wei-Shih Du, On Latif ’s fixed point theorems, Taiwanese Journal of Mathematics 15 (2011) 1477-1485. (SCI) [2011 Impact Factor: 0.555]

114. Wei-Shih Du, New cone fixed point theorems for nonlinear multivalued maps with their applications, Applied Mathematics Letters 24 (2011) 172-178. (SCI) [2011 Impact Factor: 1.371]

115. Wei-Shih Du, Some new results and generalizations in metric fixed point theory, Nonlinear Analysis: Theory, Methods & Applications 73 (2010) 1439-1446. (SCI) [2010 Impact Factor: 1.279]

116. Wei-Shih Du, Nonlinear contractive conditions for coupled cone fixed point theorems, Fixed Point Theory and Applications, Volume 2010 (2010), Article ID 190606, 16 pages, doi:10.1155/2010/190606. (SCI) [2010 Impact Factor: 1.936]

117. Wei-Shih Du, Hybrid inclusion and disclusion systems with applications to equilibria and parametric optimization, Journal of  Global Optimization 47 (2010) 119-132. (SCI) [2010 Impact Factor: 1.160]

118. Wei-Shih Du, Critical point theorems for nonlinear dynamical systems and their applications, Fixed Point Theory and Applications, Volume 2010 (2010), Article ID 246382, 16 pages, doi:10.1155/2010/246382. (SCI) [2010 Impact Factor: 1.936]

119. Wei-Shih Du, Coupled fixed point Theorems for nonlinear contractions with Mizoguchi-Takahashi’s condition in quasiordered metric spaces, Fixed Point Theory and Applications, Volume 2010 (2010), Article ID 876372, 9 pages, doi:10.1155/2010/876372. (SCI) [2010 Impact Factor: 1.936]

120. Wei-Shih Du, A note on cone metric fixed point theory and its equivalence, Nonlinear Analysis: Theory, Methods & Applications 72 (2010) 2259-2261. (SCI) [2010 Impact Factor: 1.279]

121. Lai-Jiu Lin*, Wei-Shih Du, From an abstract maximal element principle to optimization problems, stationary point theorems and common fixed point theorems, Journal of Global Optimization 46 (2010) 261–271. (SCI) [2010 Impact Factor: 1.160]

122. Wei-Shih Du, The extension of continuity and generalized results for set-valued maps in convex analysis, Nonlinear Analysis: Theory, Methods & Applications 71 (2009) 3176-3184. (SCI) [2009 Impact Factor: 1.487]

123. Wei-Shih Du, Some generalizations of Mizoguchi-Takahashi's fixed point theorem, International Journal of  Contemporary Mathematical Sciences 3(26) (2008) 1283-1288.

124. Wei-Shih Du, Fixed point theorems for generalized Hausdorff metrics, International Mathematical Forum 3(21) (2008) 1011-1022.

125. Wei-Shih Du, Fixed point theorems for generalized multivalued weak contractions, International Journal of  Mathematical Analysis 2(4) (2008) 181-186.

126. Wei-Shih Du, A convergence theorem via a new fixed point theorem for generalized contractions, Applied Mathematical Sciences 2(28) (2008) 1393-1400.

127. Wei-Shih Du, On some nonlinear problems induced by an abstract maximal element principle, Journal of  Mathematical Analysis and Applications 347 (2008) 391-399. (SCI) [2008 Impact Factor: 1.046]

128. Lai-Jiu Lin*, Wei-Shih Du, On common quasi-eigenvector problems, Nonlinear Analysis: Theory, Methods & Applications 69 (2008) 463-471. (SCI) [2008 Impact Factor: 1.295]

129. Lai-Jiu Lin*, Wei-Shih Du, Systems of equilibrium problems with applications to new variants of Ekeland's variational principle, fixed point theorems and parametric optimization problems, Journal of Global Optimization 40 (2008) 663-667. (SCI) [2008 Impact Factor: 1.062]

130. Lai-Jiu Lin*, Wei-Shih Du, On maximal element theorems, variants of Ekeland's variational principle and their applications, Nonlinear Analysis: Theory, Methods & Applications 68 (2008) 1246-1262. (SCI) [2008 Impact Factor: 1.295]

131. Lai-Jiu Lin*, Wei-Shih Du, Some equivalent formulations of the generalized Ekeland's variational principle and their applications, Nonlinear Analysis: Theory, Methods & Applications 67 (2007) 187-199. (SCI) [2007 Impact Factor: 1.097]

132. Lai-Jiu Lin*, Wei-Shih Du, Ekeland's variational principle, minimax theorems and existence of nonconvex equilibria in complete metric spaces, Journal of Mathematical Analysis and Applications 323 (2006) 360-370. (SCI) [2006 Impact Factor: 0.758]

133. Wei-Shih Du, Young-Ye Huang*, Chi-Lin Yen, Fixed point theorems for nonexpansive mappings on nonconvex sets in UCED Banach spaces, International Journal of Mathematics and Mathematical Sciences 31(4) (2002) 251-257.

Editorials for my special issues: 

1. Wei-Shih Du, Editorial Conclusion for the Special Issue “New Theory and Applications of Nonlinear Analysis, Fractional Calculus and Optimization”, Axioms 2024, 13(6), 350. (SCI) [2022 Impact Factor: 2.0] (Published: 24 May 2024)

2. Wei-Shih Du*, Marko Kostić, Vladimir E. Fedorov, Manuel Pinto, Preface to the Special Issue “Abstract Fractional Integro-Differential Equations and Fixed Point Theory with Applications”, Mathematics 2023, 11(23), 4751. (SCI) [2022 Impact Factor: 2.4] (Published: 24 November 2023)

3. Wei-Shih Du*, Ravi Prakash Agarwal, Erdal Karapinar, Marko Kostić, Jian Cao, Preface to the Special Issue "A Themed Issue on Mathematical Inequalities, Analytic Combinatorics and Related Topics in Honor of Professor Feng Qi", Axioms 2023, 12(9), 846. (SCI) [2022 Impact Factor: 2.0] (Published: 30 August 2023)

4. Wei-Shih Du*, Chung-Chuan Chen, Marko Kostić, Bessem Samet, Preface to the Special Issue “Fixed Point Theory and Dynamical Systems with Applications”, Mathematics 2023, 11(13), 2813. (SCI) [2022 Impact Factor: 2.4] (Published: 23 June 2023)

5. Wei-Shih Du*, Luigi Muglia, Adrian Petruşel, Editorial Conclusion for the Special Issue “Special Issue in Honor of the 60th Birthday of Professor Hong-Kun Xu", Axioms 2023, 12(6), 548. (SCI) [2022 Impact Factor: 2.0] (Published: 1 June 2023)

6. Wei-Shih Du*, Alicia Cordero, Huaping Huang, Juan R. Torregrosa, Editorial Conclusion for the Special Issue “Fixed Point Theory and Computational Analysis with Applications”, Symmetry 2023, 15(6), 1130. (SCI) [2022 Impact Factor: 2.7] (Published: 23 May 2023)

7. Ravi Prakash Agarwal*, Erdal Karapinar*, Marko Kostić, Jian Cao, Wei-Shih Du, A brief overview and survey of the scientific work by Feng Qi, Axioms 2022, 11(8), 385. (SCI) [2022 Impact Factor: 2.0] (Published: 5 August 2022)

Preprints in arXiv, Authorea and OSF Preprints :

( Use * to denote the corresponding author(s))  

8. Can Kızılateş, Wei-Shih Du, Feng Qi*, Several determinantal expressions of generalized Tribonacci polynomials and sequences,  Authorea Preprints (2020), available online at https://doi.org/10.22541/au.159474102.22328885.

9. Feng Qi*, Muhammet Cihat Dağlı, Wei-Shih Du, Determinantal forms and recursive relations of the Delannoy two-functional sequence, OSF Preprints (2020), available online at https://doi.org/10.31219/osf.io/u683y.

10. Wei-Shih Du, New coincidence point and fixed point theorems for essential distances and e^{0}-metrics, Front for the arXiv, math.FA, Functional Analysis, 6 pages (14 July 2019, arXiv:1907.06236v1), available online at https://arxiv.org/abs/1907.06236.

11. Wei-Shih Du, On characterizations of MT(λ)-functions, Front for the arXiv, math.FA, Functional Analysis, 5 pages (6 June 2015, arXiv:1506.02101v2), available online at https://arxiv.org/abs/1506.02101.

12. Wei-Shih Du, The Hyers-Ulam stability for nonlinear Volterra integral equations via a generalized Diaz-Margolis's fixed point theorem, Front for the arXiv, math.FA, Functional Analysis, 7 pages (27 March 2015, arXiv:1503.07967v1), available online at https://arxiv.org/abs/1503.07967.

13. Wei-Shih Du, A short note on the paper "Remarks on Caristi's fixed point theorem and Kirk's problem", Front for the arXiv, math.FA, Functional Analysis, 5 pages (5 October 2010, arXiv:1010.0923), available online at https://arxiv.org/abs/1010.0923.