1. Steel space structures;Makowski,1965
2. Plastic design of trussed grids;Grigorian;Int. J. Mech. Sci.,1973
3. Limit analysis of lattice plates;Saka,1971
4. Alternative design methods for parallel-chord space trusses;Schmidt;The Struct. Engr.,1972
5. The theory of the strip method for design of slabs;Wood,1968