1. Buckling Strength of Metal Structures;Bleich,1952
2. Bending Torsion and Buckling of Bars Composed of Thin Walls, Prelim;Bleich,1936
3. Methodus Inveniendi Lineas Curvas Maximi Minimive Propreietate Gaudentes (Appendix, De Curvis Elasticis);Euler,1744
4. Torsional-Flexural Buckling of Thin-Walled Members;Chajes;Journal of the Structural Div., ASCE,1965
5. Structural Members and Frames;Galambos,1968