1. T. Box, A Practical Treatise on Heat as Applied to the Useful Arts, for the Use of Engineers, Architects etc., E and FN Spon, London, 1868.
2. Periodic heat flow – homogeneous walls or roofs;Mackey;ASHVE Trans.,1944
3. Periodic heat flow – composite walls or roofs;Mackey;ASHVE Trans.,1946
4. Periodic heat flow characteristics of simple walls and roofs;Danter;J. Inst. Heat Vent. Eng.,1960
5. Cooling load calculations by thermal response factor method;Stephenson;ASHRAE Trans.,1967