1. Structural design by systematic synthesis;Schmit,1960
2. Optimum Structural Design;Gallagher,1973
3. Applied Optimal Design; Mechanical and Structural System;Haug,1979
4. Structural optimization—past, present and future;Vanderplaats;AIAA Jnl,1982
5. Optimum design using linear programming;Moses;J. struct. Div., ASCE,1964