1. Operations Research Techniques for Management;Taha,1990
2. Inventory Control - Theory and Practice;Starr,1990
3. The Analytic Hierarchy Processes;Saaty,1980
4. How to make a decision - The analytic hierarchy process;Saaty;Eur. J. Oper. Res.,1990
5. Maintenance and Spare Parts Management;Gopalakrishnan,1991