Multivalued Tikhonov Trajectories of General Affine Variational Inequalities. - N. T. T. Huong 001; Pham Duy Khanh; Nguyen Dong Yen (J. Optim. Theory Appl., 2013)

Modified projection method for strongly pseudomonotone variational inequalities. - Pham Duy Khanh; Phan Tu Vuong (J. Glob. Optim., 2014)

On the Tikhonov regularization of affine pseudomonotone mappings. - Pham Duy Khanh (Optim. Lett., 2014)

Qualitative properties of strongly pseudomonotone variational inequalities. - Do Sang Kim; Phan Tu Vuong; Pham Duy Khanh (Optim. Lett., 2016)

Quasiconvex Linear Perturbations and Convexity. - Pham Duy Khanh; Marc Lassonde (Am. Math. Mon., 2016)

The Mordukhovich Subdifferentials and Directions of Descent. - Pham Duy Khanh; Jen-Chih Yao; Nguyen Dong Yen (J. Optim. Theory Appl., 2017)

Second-order characterizations of C1-smooth robustly quasiconvex functions. - Pham Duy Khanh; Vo Thanh Phat (Oper. Res. Lett., 2018)

Characterizations of Nonsmooth Robustly Quasiconvex Functions. - Hoa T. Bui; Pham Duy Khanh; Thi Tu Trinh Tran (J. Optim. Theory Appl., 2019)

Faces and Support Functions for the Values of Maximal Monotone Operators. - Bao Tran Nguyen; Pham Duy Khanh (J. Optim. Theory Appl., 2020)

Second-order characterizations of quasiconvexity and pseudoconvexity for differentiable functions with Lipschitzian derivatives. - Pham Duy Khanh; Vo Thanh Phat (Optim. Lett., 2020)

Continuous Fréchet Differentiability of the Moreau Envelope of Convex Functions on Banach Spaces. - Pham Duy Khanh; Bao Tran Nguyen (J. Optim. Theory Appl., 2022)

A Generalized Newton Method for Subgradient Systems. - Pham Duy Khanh; Boris S. Mordukhovich; Vo Thanh Phat (Math. Oper. Res., 2023)

Generalized damped Newton algorithms in nonsmooth optimization via second-order subdifferentials. - Pham Duy Khanh; Boris S. Mordukhovich; Vo Thanh Phat; Dat Ba Tran (J. Glob. Optim., 2023)

Variational Convexity of Functions and Variational Sufficiency in Optimization. - Pham Duy Khanh; Boris S. Mordukhovich; Vo Thanh Phat (SIAM J. Optim., 2023)

Fundamental Convergence Analysis of Sharpness-Aware Minimization. - Pham Duy Khanh; Hoang-Chau Luong; Boris S. Mordukhovich; Dat Ba Tran (NeurIPS, 2024)

Variational and Strong Variational Convexity in Infinite-Dimensional Variational Analysis. - Pham Duy Khanh; V. V. H. Khoa; Boris S. Mordukhovich; Vo Thanh Phat (SIAM J. Optim., 2024)

Globally convergent coderivative-based generalized Newton methods in nonsmooth optimization. - Pham Duy Khanh; Boris S. Mordukhovich; Vo Thanh Phat; Dat Ba Tran (Math. Program., 2024)

Inexact Reduced Gradient Methods in Nonconvex Optimization. - Pham Duy Khanh; Boris S. Mordukhovich; Dat Ba Tran (J. Optim. Theory Appl., 2024)

Second-Order Subdifferential Optimality Conditions in Nonsmooth Optimization. - Pham Duy Khanh; V. V. H. Khoa; Boris S. Mordukhovich; Vo Thanh Phat (SIAM J. Optim., 2025)

Inexact proximal methods for weakly convex functions. - Pham Duy Khanh; Boris S. Mordukhovich; Vo Thanh Phat; Dat Ba Tran (J. Glob. Optim., 2025)