On a Well-behaved Relational Generalisation of Rough Set Approximations. - Alexa Gopaulsingh (CoRR, 2016)

Double Successive Rough Set Approximations. - Alexa Gopaulsingh (Trans. Rough Sets, 2019)

Distinguishing colorings, proper colorings, and covering properties without AC. - Amitayu Banerjee; Zalán Molnár; Alexa Gopaulsingh (Ars Math. Contemp., 2024)

Upper Bounds for the List-Distinguishing Chromatic Number. - Amitayu Banerjee; Zalán Molnár; Alexa Gopaulsingh (Graphs Comb., 2025)