Closure axioms for a class of fuzzy matroids and co-towers of matroids. - Sheng-Gang Li; Xiu Xin; Yao-Long Li (Fuzzy Sets Syst., 2007)

Axioms for bases of closed regular fuzzy matroids. - Yao-Long Li; Guo-Jun Zhang; Ling-Xia Lu (Fuzzy Sets Syst., 2010)