1. Wenzhi Zhang, et al., Development and research on H-beam with wholly corrugated web (WCW). 1. Hot rolling technique and profile design of tooth shape rolls, J. Mater. Process. Technol. 101 (2000) 111–115.
2. Yanwen Li, Wenzhi Zhang, et al., Mechanics property analysis on H-beam with whole corrugated web, Research Report, Yanshan University, China, 1994, p. 4.
3. Wenzhi Zhang et al., Key technique research on universal mill and H-beam rolling 3, Research Report, Northeast Heavy Machinery Institute, 1986.
4. Bingwen Liang, Stability Theory in Elastic and Plastic, National Defense Industry Press, Beijing, 1983, p. 11.
5. S.P. Timoshenko, J.M. Gere, Theory of Elastic Stability, 2nd Edition, McGraw-Hill, New York, 1961.