@inbook{ VERDEGAY:231-237,

author = { JOSE LUIS VERDEGAY GALDEANO } ,

title = { Fuzzy Mathematical Programming. M.M. Gupta y E. Sanchez (Eds). },

booktitle = { Fuzzy Information and Decision Processes },

isbn = { 0444864911 },

publisher = { North Holland },

pages = { 231 - 237 },

year = { 1982 },

}