Bitopological Duality for Algebras of Fittings logic and Natural Duality extension. - Litan Kumar Das; Kumar Sankar Ray (CoRR, 2019)

Bitopological duality for algebras of Fitting's logic and natural duality extension. - Litan Kumar Das; Kumar Sankar Ray (Acta Informatica, 2021)

Categorical study for algebras of Fitting's lattice-valued logic and lattice-valued modal logic. - Kumar Sankar Ray; Litan Kumar Das (Ann. Math. Artif. Intell., 2021)

Coalgebraic Fuzzy geometric logic. - Litan Kumar Das; Kumar Sankar Ray; Prakash Chandra Mali (CoRR, 2022)

Bi-coalgebraic view of Fitting's Heyting-valued modal logic. - Litan Kumar Das; Kumar Sankar Ray; Prakash Chandra Mali (CoRR, 2023)