@conference{Schiex93c,
author = "H. Fargier and J. Lang and T. Schiex",
booktitle = "Proc. of the 1$^st$ European Congress on Fuzzy and
                   Intelligent Technologies",
keywords = "CSP, Lexico, preferences, optimisation, flou",
title = "{S}electing preferred solutions in {F}uzzy {C}onstraint
                   {S}atisfaction {P}roblems",
year = "1993",
}