1. Heat pump modelling, simulation and design;Ahrens,1983
2. Improving heat-pump performance via compressor capacity control—analysis and test. Volumes I and II;Hiller,1976
3. A computer simulation of steady-state performance of air-to-air heat pumps;Ellison,1978
4. ORNL heat pump model update—May 1979;Ellison,1979
5. Design optimization of conventional heat pumps: Application to steady-state heating efficiency;Rice;ASHRAE Trans.,1981