1. “Progress in Operations Research,”;Ackoff,1961
2. A wild plan for South America's wilds;Alexander;Fortune,1967
3. Optimum Operation of a Multi-reservoir Supply System;Amir,1967
4. An additive algorithm for solving linear programs with zero-one variables;Balas;Oper. Res.,1965
5. “Regional Economic Development: The River Basin Approach in Mexico”;Barkin,1970