1. Design methods for ground-source heat pumps;Ball;ASHRAE Trans.,1983
2. Potential of ground heat source systems;Svec;Int. J. Energy Res.,1987
3. Vertical concentric tube ground coupled heat exchangers;Mei;ASHRAE Trans.,1983
4. Development of a computational model for a ground-coupled heat exchanger;Lei;ASHRAE Trans.,1993
5. A design and economic sensitivity study of single-pipe horizontal ground-coupled heat pump systems;Martin;ASHRAE Trans.,1990