Attractors and asymptotic stability for fuzzy dynamical systems. - Rodney Carlos Bassanezi; Laécio Carvalho de Barros; Pedro A. Tonelli (Fuzzy Sets Syst., 2000)

Fuzzy differential equations: An approach via fuzzification of the derivative operator. - Laécio C. Barros; Luciana Takata Gomes; Pedro A. Tonelli (Fuzzy Sets Syst., 2013)