1. Guidelines to the selection of external source air/air heat pumps in commercial premises;Electricity Council,1978
2. The optimisation of intermittent heating;Bloomfield;Build. Environ.,1977
3. The optimisation of intermittent heating for variable efficiency heating system;Bloomfield;Energy and Buildings,1981
4. An economic and technical assessment of electricity for space heating in industry in the U.K.;Morrison,1981
5. Heat Transfer;Holman,1976