On the power graph of the direct product of two groups. - A. K. Bhuniya; Sajal Kumar Mukherjee (Electron. Notes Discret. Math., 2017)

An elementary proof of a conjecture on Graph-Automorphism. - Sajal Kumar Mukherjee; A. K. Bhuniya (Electron. Notes Discret. Math., 2017)

Combinatorial proofs of the Newton-Girard and Chapman-Costas-Santos identities. - Sajal Kumar Mukherjee; Sudip Bera (Discret. Math., 2019)

A Combinatorial Proof of an Ordered-partition Expansion of Determinants Given by Insko, Johnson and Sullivan. - Sajal Kumar Mukherjee; A. K. Bhuniya (Integers, 2019)

Generalized Power Sum and Newton-Girard Identities. - Sudip Bera; Sajal Kumar Mukherjee (Graphs Comb., 2020)

On the Connectivity of Enhanced Power Graphs of Finite Groups. - Sudip Bera; Hiranya Kishore Dey; Sajal Kumar Mukherjee (Graphs Comb., 2021)