Infine Functions, Nonsmooth Alternative Theorems and Vector Optimization Problems. - Pham Huu Sach; Gue Myung Lee; Do Sang Kim (J. Glob. Optim., 2003)

Characterizations of Hartley Proper Efficiency in Nonconvex Vector Optimization. - Gue Myung Lee; Do Sang Kim; Pham Huu Sach (J. Glob. Optim., 2005)

Generalized Convexity and Nonsmooth Problems of Vector Optimization. - Pham Huu Sach; Do Sang Kim; Gue Myung Lee (J. Glob. Optim., 2005)

Hartley Proper Efficiency in Multiobjective Optimization Problems with Locally Lipschitz Set-valued Objectives and Constraints. - Pham Huu Sach (J. Glob. Optim., 2006)

Generalizations of vector quasivariational inclusion problems with set-valued maps. - Pham Huu Sach; Le Anh Tuan 001 (J. Glob. Optim., 2009)

Upper semicontinuity result for the solution mapping of a mixed parametric generalized vector quasiequilibrium problem with moving cones. - Le Anh Tuan 001; Gue Myung Lee; Pham Huu Sach (J. Glob. Optim., 2010)

Generalized Vector Quasivariational Inclusion Problems with Moving Cones. - Pham Huu Sach; L. J. Lin; Le Anh Tuan 001 (J. Optim. Theory Appl., 2010)

Continuity of solution mappings in some parametric non-weak vector Ky Fan inequalities. - Pham Huu Sach; Nguyen Ba Minh (J. Glob. Optim., 2013)

New Scalarizing Approach to the Stability Analysis in Parametric Generalized Ky Fan Inequality Problems. - Pham Huu Sach; Le Anh Tuan 001 (J. Optim. Theory Appl., 2013)

Henig proper generalized vector quasiequilibrium problems. - Pham Huu Sach (Optim. Lett., 2013)

Connectedness in vector equilibrium problems involving cones with possibly empty interior. - Pham Huu Sach (Oper. Res. Lett., 2016)

Solution Existence in Bifunction-Set Optimization. - Pham Huu Sach (J. Optim. Theory Appl., 2018)

Stability Property in Bifunction-Set Optimization. - Pham Huu Sach (J. Optim. Theory Appl., 2018)

Semicontinuity Property of Approximate Solution Mappings in Bifunction-Set Optimization. - Pham Huu Sach; Le Anh Tuan 001 (J. Optim. Theory Appl., 2021)

Existence of Solutions of Bifunction-Set Optimization Problems in Metric Spaces. - Pham Huu Sach; Le Anh Tuan 001 (J. Optim. Theory Appl., 2022)

Vector Quasi-Equilibria for the Sum of Two Multivalued Trifunctions. - Pham Huu Sach; Le Anh Tuan 001; Nguyen The Vinh (J. Optim. Theory Appl., 2025)