Approximations of pythagorean fuzzy sets over dual universes by soft binary relations. - Muhammad Asim Bilal; Muhammad Shabir (J. Intell. Fuzzy Syst., 2021)

Rough q-Rung Orthopair Fuzzy Sets and Their Applications in Decision-Making. - Muhammad Asim Bilal; Muhammad Shabir; Ahmad N. Al-kenani (Symmetry, 2021)