Necessary and sufficient optimality conditions for non-linear unconstrained and constrained optimization problem with interval valued objective function. - Md Sadikur Rahman; Ali Akbar Shaikh; Asoke Kumar Bhunia (Comput. Ind. Eng., 2020)

A new QPSO based hybrid algorithm for bound-constrained optimisation problem and its application in engineering design problems. - Nirmal Kumar; Md Sadikur Rahman; Avijit Duary; Sanat Kumar Mahato; Asoke Kumar Bhunia (Int. J. Comput. Sci. Math., 2020)

An application of interval differential equation on a production inventory model with interval-valued demand via center-radius optimization technique and particle swarm optimization. - Md Sadikur Rahman; Amalesh Kumar Manna; Ali Akbar Shaikh; Asoke Kumar Bhunia (Int. J. Intell. Syst., 2020)

A new hybrid algorithm to solve bound-constrained nonlinear optimization problems. - Avijit Duary; Md Sadikur Rahman; Ali Akbar Shaikh; Seyed Taghi Akhavan Niaki; Asoke Kumar Bhunia (Neural Comput. Appl., 2020)

An application of parametric approach for interval differential equation in inventory model for deteriorating items with selling-price-dependent demand. - Md Sadikur Rahman; Avijit Duary; Ali Akbar Shaikh; Asoke Kumar Bhunia (Neural Comput. Appl., 2020)

Saddle Point Optimality Criteria of Interval Valued Non-Linear Programming Problem. - Md Sadikur Rahman; Emad E. Mahmoud; Ali Akbar Shaikh; Abdel-Haleem Abdel-Aty; Asoke Kumar Bhunia (Comput. Syst. Sci. Eng., 2021)

Stability analysis of a three species food chain model with linear functional response via imprecise and parametric approach. - Uttam Ghosh; Bapin Mondal; Md Sadikur Rahman; Susmita Sarkar (J. Comput. Sci., 2021)

An inventory model for non-instantaneous deteriorating items with preservation technology and multiple credit periods-based trade credit financing via particle swarm optimization. - Subhash Chandra Das; Amalesh Kumar Manna; Md Sadikur Rahman; Ali Akbar Shaikh; Asoke Kumar Bhunia (Soft Comput., 2021)

Interval valued demand related inventory model under all units discount facility and deterioration via parametric approach. - Md Sadikur Rahman; Avijit Duary; Md. Al-Amin Khan; Ali Akbar Shaikh; Asoke Kumar Bhunia (Artif. Intell. Rev., 2022)

An application of real coded Self-organizing Migrating Genetic Algorithm on a two-warehouse inventory problem with Type-2 interval valued inventory costs via mean bounds optimization technique. - Md Sadikur Rahman; Avijit Duary; Ali Akbar Shaikh; Asoke Kumar Bhunia (Appl. Soft Comput., 2022)

Interval valued demand and prepayment-based inventory model for perishable items via parametric approach of interval and meta-heuristic algorithms. - Amalesh Kumar Manna; Md. Al-Amin Khan; Md Sadikur Rahman; Ali Akbar Shaikh; Asoke Kumar Bhunia (Knowl. Based Syst., 2022)

Studies of different types of bifurcations analyses of an imprecise two species food chain model with fear effect and non-linear harvesting. - Bapin Mondal; Uttam Ghosh; Md Sadikur Rahman; Pritam Saha; Susmita Sarkar (Math. Comput. Simul., 2022)

Optimal decision making, using interval uncertainty techniques, of a production-inventory model under warranty-linked demand and carbon tax regulations. - Md Sadikur Rahman; Amalesh Kumar Manna; Ali Akbar Shaikh; Ioannis Konstantaras; Asoke Kumar Bhunia (Soft Comput., 2023)