Lagrange Multiplier Characterizations of Solution Sets of Constrained Nonsmooth Pseudolinear Optimization Problems. - Shashi Kant Mishra; Balendu Bhooshan Upadhyay; Le Thi Hoai An (J. Optim. Theory Appl., 2014)

Nonsmooth semi-infinite minmax programming involving generalized (Φ, ρ)-invexity. - Balendu Bhooshan Upadhyay; Shashi Kant Mishra (J. Syst. Sci. Complex., 2015)

On the Applications of Nonsmooth Vector Optimization Problems to Solve Generalized Vector Variational Inequalities Using Convexificators. - Balendu Bhooshan Upadhyay; Priyanka Mishra; Ram N. Mohapatra; Shashi Kant Mishra (WCGO, 2019)

Optimality conditions and duality for multiobjective semi-infinite programming problems on Hadamard manifolds using generalized geodesic convexity. - Balendu Bhooshan Upadhyay; Arnav Ghosh; Priyanka Mishra; Savin Treanta (RAIRO Oper. Res., 2022)

On Frèchet normal cone for nonsmooth mathematical programming problems with switching constraints. - Zahra Jafariani; Nader Kanzi; Maryam Naderi Parizi; Balendu Bhooshan Upadhyay (RAIRO Oper. Res., 2023)

On Constraint Qualifications for Mathematical Programming Problems with Vanishing Constraints on Hadamard Manifolds. - Balendu Bhooshan Upadhyay; Arnav Ghosh (J. Optim. Theory Appl., 2023)

Lagrange Duality and Saddle-Point Optimality Conditions for Nonsmooth Interval-Valued Multiobjective Semi-Infinite Programming Problems with Vanishing Constraints. - Balendu Bhooshan Upadhyay; Shivani Sain; Ioan M. Stancu-Minasian (Axioms, 2024)

A generalization of generalized Hukuhara Newton's method for interval-valued multiobjective optimization problems. - Balendu Bhooshan Upadhyay; Rupesh K. Pandey; Shengda Zeng (Fuzzy Sets Syst., 2024)

Characterizations of the solution set of nonsmooth semi-infinite programming problems on Hadamard manifolds. - Balendu Bhooshan Upadhyay; Shivani Sain (RAIRO Oper. Res., 2024)

Constraint Qualifications and Optimality Criteria for Nonsmooth Multiobjective Programming Problems on Hadamard Manifolds. - Balendu Bhooshan Upadhyay; Arnav Ghosh; Savin Treanta (J. Optim. Theory Appl., 2024)

Quasi-Newton algorithms for solving interval-valued multiobjective optimization problems by using their certain equivalence. - Balendu Bhooshan Upadhyay; Rupesh K. Pandey; Jinlan Pan; Shengda Zeng (J. Comput. Appl. Math., 2024)

Second-Order Optimality Conditions and Duality for Multiobjective Semi-Infinite Programming Problems on Hadamard Manifolds. - Balendu Bhooshan Upadhyay; Arnav Ghosh; Ioan M. Stancu-Minasian (Asia Pac. J. Oper. Res., 2024)

On Approximate Variational Inequalities and Bilevel Programming Problems. - Balendu Bhooshan Upadhyay; Ioan M. Stancu-Minasian; Subham Poddar; Priyanka Mishra (Axioms, 2024)

Efficiency conditions and duality for multiobjective semi-infinite programming problems on Hadamard manifolds. - Balendu Bhooshan Upadhyay; Arnav Ghosh; Savin Treanta (J. Glob. Optim., 2024)

Inexact proximal point method with a Bregman regularization for quasiconvex multiobjective optimization problems via limiting subdifferentials. - Balendu Bhooshan Upadhyay; Subham Poddar; Jen-Chih Yao; Xiaopeng Zhao (Ann. Oper. Res., 2025)