1. Multiple Attributes Decision Making Methods and Applications;Hwanga,1981
2. Manual de reference du programme electre;Benayoun;Note Synthese Formation,1966
3. Multicriteria optimization of civil engineering systems;Opricovic;Faculty Civil Eng. Belgrade,1998
4. Axiomatic foundation of the analytic hierarchy process;Saaty;Manage. Sci.,1986
5. A class of solutions for group decision problems;Yu;Manage. Sci.,1973