Coincidence theorems for set-valued mappings and Ekeland's variational principle in fuzzy metric spaces

Jong Soo Jung, Yeol Je Cho, Shin Min Kang, Shih-Sen Chang. Coincidence theorems for set-valued mappings and Ekeland's variational principle in fuzzy metric spaces. Fuzzy Sets and Systems, 79(2):239-250, 1996. [doi]

Abstract

Abstract is missing.