1. Methodus inveniendi lineas curvasmaximiminimive proprietate gaudentes;Euler,1744
2. Theory of elastic stability;Timoshenko,1961
3. An introduction to the elastic stability of structures;Simitses,1976
4. Theory of beam-columns. Volume 1: in-plane behavior and design;Chen,1976
5. History of strength of materials;Timoshenko,1953