On the relationships between fuzzy equivalence relations and fuzzy difunctional relations, and their properties. - Changho Seo; Keunhee Han; Yeoulouk Sung; Hichun Eun (Fuzzy Sets Syst., 2000)

A lower bound on the linear span of an FCSR. - Changho Seo; Sangjin Lee; Yeoulouk Sung; Keunhee Han; Sangchoon Kim (IEEE Trans. Inf. Theory, 2000)