Some operations on intuitionistic fuzzy sets. - Supriya Kumar De; Ranjit Biswas; Akhil Ranjan Roy (Fuzzy Sets Syst., 2000)

On extended fuzzy relational database model with proximity relations. - Supriya Kumar De; Ranjit Biswas; Akhil Ranjan Roy (Fuzzy Sets Syst., 2001)

An application of intuitionistic fuzzy sets in medical diagnosis. - Supriya Kumar De; Ranjit Biswas; Akhil Ranjan Roy (Fuzzy Sets Syst., 2001)

Local and Global bifurcations in Three-Dimensional, Continuous, Piecewise Smooth Maps. - Soma de; Partha Sharathi Dutta; Soumitro Banerjee; Akhil Ranjan Roy (Int. J. Bifurc. Chaos, 2011)