S.K.Sardar, S. , B.Davvaz, B. , S.Kayal, S. , S.K.Majumdar, S. (2011). 'A Note on Characterization of Regular Γ-Semigroups in terms of (∈,∈ ∨q)-Fuzzy Bi-ideal'. World Academy of Science, Engineering and Technology, Open Science Index 52, International Journal of Mathematical and Computational Sciences, 5(4), 703 - 706.