1. Thermal Properties of Buildings;Billington,1952
2. Elements of Heat Transfer;Jacob,1957
3. Transmission of heat by radiation and convection;Griffiths;Food Investigation Board Special Report 9,1922
4. Convective outside film coefficients;Hutchinson;Air Condit. Heat. & Vent.,1962
5. The thermal resistance of air space in building structures;Pratt;Instn. Heat. Vent. Engrs. Jnl.,1966