Duality for non-differentiable multi-objective semi-infinite programming for higher order invex functions. - Promila Kumar; Jyoti (Int. J. Math. Oper. Res., 2018)

Second order duality for variational problem via efficiency of higher order. - Promila Kumar; Bharti Sharma (Int. J. Math. Oper. Res., 2019)

Some more subclasses of Q-matrix. - Gambheer Singh; Vatsalkumar N. Mer; Promila Kumar; S. K. Neogy (Oper. Res. Lett., 2023)