BS 5950-3.1+A1:1990 Structural use of steelwork in building - Design in composite construction - Code of practice for design of simple and continuous composite beams
1970BS 5950-3.1:1990+A1:2010 Structural use of steelwork in building — Part 3 : Design in composite construction — Section 3.1 Code of practice for design of simple and continuous composite beams
1990BS 5950-3.1:1990 Structural use of steelwork in building - Part 3: Design in composite construction - Section 3.1 Code of practice for design of simple and continuous composite beams