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Khanh, P.Q., Tung, N.M; Higher-Order Karush--Kuhn--Tucker Conditions in Nonsmooth Optimization, SIAM J. Optim. 28 (2018), 820-848. (ISI, link)
Anh, N.L.H., Higher-order generalized radial epiderivative and its applications to set-valued optimization problems, Bulletin of the Malaysian Mathematical Sciences Society, Online First, DOI: 10.1007/s40840-017-0573-x. (ISI, link)
Long, V.S.T; Weak Finite Intersection Characterizations of Existence in Optimization, Bulletin of the Malaysian Mathematical Sciences Society, Online First (ISI, link)
Anh, Nguyen Le Hoang; Duality for vector equilibrium problems with constraints, Bulletin of the Iranian Mathematical Society, Accepted. (ISI, link)
N.L.H. Anh, Some results on sensitivity analysis in set-valued optimization, Positivity, 21 (2017), 1527-1543. (ISI, link)
Anh, Nguyen Le Hoang; Khanh, Phan Quoc; Higher-order Kuhn-Tucker optimality conditions for set-valued optimization with ordering cones having empty interior, Positivity, 21(2017), 931-953. (ISI, link)
Khanh, Phan Quoc; Tung, Nguyen Minh; First and second-order optimality conditions Second-Order Conditions for Open-Cone Minimizers and Firm Minimizers in Set-Valued Optimization Subject to Mixed Constraints differentiability in multivalued vector optimization. J. Optim. Theory Appl. 171 (2016), 45-69. (ISI, link)
Anh, Nguyen Le Hoang; Sensitivity analysis in constrained set-valued optimization via Studniarski derivatives, Positivity 21 (2017), 255-272. (ISI, link)
Anh, Nguyen Le Hoang; Duality and its applications to optimality conditions with nonsolid cones, Bulletin of the Malaysian Mathematical Sciences Society, Online First (2016). (ISI, link)
Anh, Nguyen Le Hoang; On higher-order mixed duality in set-valued optimization, Bulletin of the Malaysian Mathematical Sciences Society Online First (2016). (ISI,link)
Anh, Nguyen Le Hoang Anh; Mixed type duality for set-valued optimization problems via higher-order radial epiderivatives, Numerical Functional Analysis and Optimization, 37 (2016), 823-838. (ISI, link)
Anh, Nguyen Le Hoang; Higher-order optimality conditions for strict and weak efficient solutions in set-valued optimization, Positivity 20 (2016), 499-514. (ISI, link)
Anh, Nguyen Le Hoang; On optimality conditions for quasi-relative efficient solutions in set-valued optimization, TOP 24 (2016), 259-272. (ISI, link)
Anh, Nguyen Le Hoang; Higher-order optimality conditions for set-valued optimization with ordering cones having empty interior using variational sets, Positivity 20 (2016), 41-60. (ISI, link)
Khanh, Phan Quoc; Tung, Nguyen Minh; First and second-order optimality conditions without differentiability in multivalued vector optimization. Positivity 19 (2015), 817–841. (ISI, link)
Khanh, Phan Quoc; Tung, Nguyen Tung; Second-order optimality conditions with the envelope-like effect for set-valued optimization. J. Optim. Theory Appl. 167 (2015), 68–90. (ISI, link)
Khanh, Phan Quoc; Tung, Nguyen Tung; Optimality conditions and duality for nonsmooth vector equilibrium problems with constrints. Optimization 64 (2015), 1547–1575. (ISI, link)
Anh, Nguyen Le Hoang; Higher-order optimality conditions in set-valued optimization using Studniarski derivatives and applications to duality, Positivity 18 (2014), 449-473. (ISI, link)
Anh, Nguyen Le Hoang; Khanh, Phan Quoc; Calculus and applications of Studniarski’s derivatives to sensitivity and implicit function theorems, Control and Cybernetics 43 (2014), 34-57. (link)
Anh, Nguyen Le Hoang; Khanh, Phan Quoc; Higher-order optimality conditions for proper efficiency in nonsmooth vector optimization using radial sets and radial derivatives, Journal of Global Optimization, 58 (2014), 693 - 709. (ISI, link)
Khanh, Phan Quoc; Quan, Nguyen Hong; A topological characterization of the existence of fixed points and applications. Math. Nachr. 287 (2014), 281–289. (ISI, link)
Anh, Nguyen Le Hoang; Khanh, Phan Quoc; Variational Sets of Perturbation Maps and Applications to Sensitivity Analysis for Constrained Vector Optimization, Journal of Optimization Theory and Applications 158 (2013), 363-384. (ISI, link)
Anh, Nguyen Le Hoang; Khanh, Phan Quoc; Higher-order optimality conditions in set-valued optimization using radial sets and radial derivatives, Journal of Global Optimization 56 (2013), 519-536. (ISI, link)
Anh, Nguyen Le Hoang; Khanh, Phan Quoc; Tung, Le Thanh; Higher-order radial derivatives and optimality conditions in nonsmooth vector optimization, Nonlinear Analysis : Theory, Method and Applications 74 (2011), 7365 – 7379. (ISI, link)
Anh, Nguyen Le Hoang; Khanh, Phan Quoc; Tung, Le Thanh; Variational sets : calculus and applications to nonsmooth vector optimization, Nonlinear Analysis : Theory, Method and Applications 74 (2011), 2358 – 2379. (ISI, link)
Khanh, Phan Quoc; Long, Vo Si Trong; Quan, Nguyen Hong; Continuous selections, collectively fixed points and weak Knaster-Kuratowski-Mazurkiewicz mappings in optimization. J. Optim. Theory Appl. 151 (2011), 552–572. (ISI, link)
Khanh, Phan Quoc; Quan, Nguyen Hong; Generic stability and essential components of generalized KKM points and applications. J. Optim. Theory Appl. 148 (2011), 488–504. (ISI, link)
Khanh, Phan Quoc; Quan, Nguyen Hong; Intersection theorems, coincidence theorems and maximal-element theorems in GFC-spaces. Optimization 59 (2010) , 115–124. (ISI, link)
Khanh, Phan Quoc; Quan, Nguyen Hong; Existence results for general inclusions using generalized KKM theorems with applications to minimax problems. J. Optim. Theory Appl. 146 (2010), 640–653. (ISI, link)
Khanh, Phan Quoc; Quan, Nguyen Hong; General existence theorems, alternative theorems and applications to minimax problems. Nonlinear Anal. 72 (2010), 2706–2715. (ISI, link)
Hai, Nguyen Xuan; Khanh, Phan Quoc; Quan, Nguyen Hong; Some existence theorems in nonlinear analysis for mappings on GFC-spaces and applications. Nonlinear Anal. 71 (2009), 6170–6181. (ISI, link)
Hai, Nguyen Xuan; Khanh, Phan Quoc; Quan, Nguyen Hong; On the existence of solutions to quasivariational inclusion problems. J. Global Optim. 45 (2009), 565–581. (ISI, link)
Khanh, Phan Quoc; Quan, Nguyen Hong; Existence conditions for quasivariational inclusion problems in G-convex spaces. Acta Math. Vietnam. 34 (2009), 1–10. (link)
Khanh, Phan Quoc; Quan, Nguyen Hong; Yao, Jen-Chih; Generalized KKM-type theorems in GFC-spaces and applications. Nonlinear Anal. 71 (2009), 1227–1234. (ISI, link)
Khanh, Phan Quoc; Tuan, Nguyen Dinh; Optimality conditions using approximations for nonsmooth vector optimization problems under general inequality constraints. J. Convex Anal. 16 (2009), 169–186. (ISI, link)
Khanh, Phan Quoc; Tuan, Nguyen Dinh; Higher-order variational sets and higher-order optimality conditions for proper efficiency in set-valued nonsmooth vector optimization. J. Optim. Theory Appl. 139 (2008), 243–261. (ISI, link)
Khanh, Phan Quoc; Tuan, Nguyen Dinh; Variational sets of multivalued mappings and a unified study of optimality conditions. J. Optim. Theory Appl. 139 (2008), 47–65. (ISI, link)
Khanh, Phan Quoc; Tuan, Nguyen Dinh; First and second-order approximations as derivatives of mappings in optimality conditions for nonsmooth vector optimization. Appl. Math. Optim. 58 (2008), 147–166. (ISI, link)
Khanh, Phan Quoc; Tuan, Nguyen Dinh; Optimality conditions for nonsmooth multiobjective optimization using Hadamard directional derivatives. J. Optim. Theory Appl. 133 (2007), 341–357. (ISI, link)
Khanh, Phan Quoc; Tuan, Nguyen Dinh; First and second order optimality conditions using approximations for nonsmooth vector optimization in Banach spaces. J. Optim. Theory Appl. 130 (2006), 289–308. (ISI, link)
Khanh, Phan Quoc; Luc, Dinh The; Tuan, Nguyen Dinh; Local uniqueness of solutions for equilibrium problems. Adv. Nonlinear Var. nequal. 9 (2006), 13–27.
Khanh, Phan Quoc; Nuong, Tran Hue; Luu, Le Minh; Parameterized multiobjective optimization. Necessary optimality conditions and variational inequalities. Proceedings of the Sixth Vietnamese Mathematical Conference, 159–170, Hanoi Natl. Univ. Publ. House, Hanoi, 2005.
Bao, Truong Quang; Khanh, Phan Quoc; Are several recent generalizations of Ekeland's variational principle more general than the original principle? Acta Math. Vietnam. 28 (2003), 345–350. (link)
Khanh, Phan Quoc; Luu, Le Minh; On the existence of solutions to vector quasivariational inequalities and quasicomplementarity problems with applications to traffic network equilibria. J. Optim. Theory Appl. 123 (2004), 533–548. (ISI, link)
Khanh, Phan Quoc; Luu, Le Minh; Multifunction optimization problems involving parameters: necessary optimality conditions. Optimization 51 (2001), 577–595.(ISI, link)
Khanh, Phan Quoc; Luu, Le Minh; Necessary optimality conditions in problems involving set-valued maps with parameters. Dedicated to Pham Huu Sach on the occasion of his sixtieth birthday. Acta Math. Vietnam. 26 (2001), 279–295. (link)
Khanh, Phan Quoc; Luu, Le Minh; On necessary optimality conditions in multifunction optimization with parameters. Acta Math. Vietnam. 25 (2000), 125–136. (link)