Second order duality for non-differentiable minimax programming problems involving generalised α-type-I functions. - Anurag Jayswal; Krishna Kummari (Int. J. Math. Oper. Res., 2014)

Optimality, duality and saddle point criteria for a robust fractional interval-valued optimization problem with uncertain inequality constraints via convexificators. - Krishna Kummari; Rekha R. Jaichander; Izhar Ahmad (RAIRO Oper. Res., 2023)