1. The absorption cycle process for heating cooling and energy storage—a historical survey;Bjurstrom;Energy Research,1981
2. Heat Pumps Part 2: Absorption Cycle Design;Haseler;HTFS Report HTFS DR49,1980
3. D. Butterworth et al. Tasc 2 Users Manual, AERE-R8272 (3rd Revision).
4. A theoretical and experimental investigation into the performance of absorption cycle heat pumps applied to industrial processes;Heppenstall;New Ways to Save Energy, EEC Report EUR 8077EN,1982
5. Laboratory testing and industrial applications of a high temperature gas engine driven heat pump;Eustace;New Ways to Save Energy, EEC Report EUR8077EN,1982