1. Ranking alternatives using fuzzy numbers;Buckley;Fuzzy Sets and Systems,1985
2. Evaluating weapons systems by analytical hierarchy process based on fuzzy scales;Cheng;Fuzzy Sets and Systems,1994
3. The theoretical and policy implications of knowledge codification;Cohendet;Study Policy,2001
4. Multi-objective decision making – methods and application;Hwang,1981
5. A system approach to planning scheduling and controlling;Kerzner,1989