1. The IHVE 1970 guide book A. London: Institution of Heating and Ventilating Engineers, 1971
2. The CIBSE guide book A. London: Chartered Institution of Building Services Engineers, 1986
3. The 1977 ASHRAE handbook of fundamentals. Atlanta GA, USA: American Society of Heating, Refrigeration and Air-Conditioning Engineers
4. The 1993 ASHRAE handbook of fundamentals. Atlanta GA, USA: American Society of Heating, Refrigeration and Air-Conditioning Engineers
5. Calculation of heat conduction transfer functions for multi-layer slabs;Stephenson;ASHRAE Trans,1971