1. Diaphragm Braced Channel and Z-Section Beams;Celebi,1972
2. Progress Report - Ultimate Strength of Co1dFormed Steel Z-Purlins. Report No. 80-3;Razak,1980
3. Behaviour of C- and Z- purlins under wind uplift;Peköz,1982
4. Tests of purlins with screw fastened sheeting under wind uplift;Hancock,1990
5. Tests of continuous purlins under downwards loading;Hancock,1992