C. Gangadhar, P. Ramulu and G.L. Reddy (2016). Zero-Free Regions For Polar Derivative of Polynomials With Restricted Coefficients, International J. of Pure & Engg. Mathematics, 4 (III), 67- 74.
C. Gangadhar, G.L. Reddy and P. Ramulu (2016). Zero-free region for polar derivatives of polynomials, Universal Journal of Mathematics and Mathematical Sciences, 9 (3-4), (2016): 93-103.
P. Ramulu, C. Gangadhar, G.L. Reddy (2016). Zero-Free Region For Polynomials With Restricted Coefficients: Transylvanian Journal of Mathematics and Mechanics (TJMM), 8, No. 2, 159-164.
P. Ramulu (2020), A Study Project on Observation, Appearances and Application of Golden Ratio (Φ), International Journal of Scientific Development and Research (IJSDR), 8 ( 4 ), 128-139.UGC Care
P. Ramulu, G.L. Reddy and C. Gangadhar (2020). Zero-Free Regions for Polynomials with Special Complex Coefficients, International Journal of Mathematical Archive-11(5), 7-12. UGC Care
P. Ramulu and G.L. Reddy (2020). Zeros of Analytic Functions with Restricted Coefficients, International Journal of Scientific Research in Mathematical and Statistical Sciences 7(2), pp.146-151.
P. Ramulu, G.L. Reddy and C. Gangadhar (2020). On the Zeros of Polynomials with Complex Coefficients, Int. J. Math. And Appl., 8(2), 7–13.
P. Ramulu and G.L. Reddy (2020). Number of Zeros of Polar Derivatives of Polynomials, JP Journal of Fixed Point Theory and Applications, 15(2), 81-91.
P. Ramulu and G.L. Reddy (2020). Location of Zeros of Polynomials, Communications in Nonlinear Analysis, 8(2), 120-130.
P. Ramulu, C.Gangadhar, M. Amarnath and G. L. Reddy (2021). On The Location of Zeros of Polynomials with Different Complex Coefficients, Advances in Dynamical Systems and Applications, 16 (2), 413-421, UGC Care Scopus, Scopus Link. https://www.scopus.com/sourceid/21101007458. DOI No. DOI:10.37622/000000
C. Gangadhar, P. Ramulu and G.L. Reddy (2021). LOCATION OF ZEROS OF POLYNOMIALS WITH COMPLEX COEFFICIENTS, J. Math. Comput. Sci. 11 (2021), No. 5, 6557-6567 UGC Care, Scopus
P. Ramulu, G.L. Reddy and C. Gangadhar (2021). LOCATION OF ZEROS OF CERTAIN POLYNOMIALS IN ANNULAR REGIONS, South East Asian J. of Mathematics and Mathematical Sciences 17(2), 15–22. UGC Care
C. Gangadhar, P. Ramulu and G.L. Reddy, P. Venkateshwarlu (2021). ON THE ZERO-FREE REGIONS FOR POLARDERIVATIVE OF POLYNOMIALS WITH RESTRICTED COEFFICIENTS, Advances in Differential Equations and Control Processes 25 (2021), No. 2, 127-139 ESCI
P. Ramulu (2022). The Fibonacci Series in Geometric Order, International Journal of Research Publication and Reviews, 3(12), 2081-2089
P. Ramulu(2023), An Analysis of Mobile Math Learning Applications, Mukt Shabd Journal, Volume XII, Issue V, 950- 962. UGC Care
P. Ramulu(2023), The Role of Mathematics Skill to Improve Foundation Literacy in National Education Policy 2020, Journal of Xidian University, Volume 17, Issue 4, 779 – 783. UGC Care, Scopus, https://www.scopus.com/sourceid/27686
P. Ramulu, E. Ramaraju Yadav, D. Sattemma (2024), A Review of Mathematical Concepts in Sports and Games: Examining the Intersection of Mathematics and Sports, International Journal of Scientific Research in Engineering and Management (IJSREM) Volume: 08 Issue: 12 | Dec - 2024, DOI: 10.55041/IJSREM39949
P. Ramulu, D. Sattemma E. Ramaraju Yadav, U. Raghavender and Ch. Muthaiah (2024), Mathematical Insights In Agricultural Science, International Journal of Creative Research Thoughts, Volume: 12 Issue: 12. 387-392
P. Ramulu, E. Ramaraju Yadav(2025) NEP-2020: Internationalisation of Higher Education – Challenges, Possibilities, And Mathematical Perspectives, Volume 12: Issue: 3, 352-360 | March-2025, DOI:20.18001.GSJ.2025.V12I3.25.4111072905. UGC Care