1. Society of Fire Protection Engineers.
2. Thomas, P. H., et al., ?Investigation into the Flow of Hot Gases in Roof Venting,?Fire Research Technical Paper No. 7, London: HMSO, 1963.
3. Thomas, P. H. and Hinkley, P. L., ?Design of Roof-Venting Systems for Single-Storey Holdings,?Fire Research Technical Paper No. 10 London: HMSO, 1964.
4. Law, Margaret, ?Fire Safety of External Building Elements?The Design Approach,?Engineering Second Quarter, 1978, American Institute of Steel Construction, New York.
5. Fire-Safe Structural Steel: A Design Guide, American Iron and Steel Institute, Washington D.C., 1977.