1. Bleich F. (1952). Buckling strength of metal structures . McGraw‐Hill Book Co. Inc. New York N.Y.
2. Local, Distortional, and Lateral Buckling of I-Beams
3. Distortional Buckling of Steel Storage Rack Columns
4. Lau S. C. W. and Hancock G. J. (1986). “Distortional buckling formulae for thin‐walled channel columns.” Research Report No. R521 School of Civil and Mining Engineering Univ. of Sydney Sydney Australia.
5. Lundquist E. E. Stowell E. Z. and Schuette E. H. (1943). “Principles of moment distribution applied to stability of structures composed of bars or plates.” NACA Wartime Report L‐326 .