1. New problem in the general choice theory;Aizerman;Soc. Choice Welf.,1985
2. Théorie des graphes et ses applications;Berge,1958
3. Nouvelles extensions du noyau d'un graphe et ses applications en théorie des jeux;Berge;Publ. Econométriques,1973
4. Industrial optimization problems solved by constraint logic programming;Bisdorff,1995
5. A note on the min in favour ranking method for valued preference relations;Bouyssou,1991