Roughness of a set by $$(\alpha , \beta )$$-indiscernibility of Bipolar fuzzy relation

Rizwan Gul, Muhammad Shabir. Roughness of a set by $$(\alpha , \beta )$$-indiscernibility of Bipolar fuzzy relation. Comput. Appl. Math., 39(3), 2020. [doi]

Abstract

Abstract is missing.