Higher-order symmetric duality in multiobjective programming problems under higher-order invexity. - S. K. Padhan; C. Nahak (Appl. Math. Comput., 2011)

Solvability of implicit semidefinite and implicit copositive complementarity problems. - Kartikeswar Mahalik; C. Nahak (J. Comput. Appl. Math., 2021)