@book{ DELGADO_KACPRZYK_VERDEGAY_VILA,

author = { MIGUEL DELGADO CALVO-FLORES and JANUSZ KACPRZYK and JOSE LUIS VERDEGAY GALDEANO and MARÍA AMPARO VILA MIRANDA } ,

title = { Fuzzy Optimization: Recent Advances },

publisher = { Physica Verlag },

year = { 1994 },

isbn = { 3-7908-0794-4 },

}