1. Thermal analysis and computer control of hybrid greenhouses with subsurface heat storage
2. Earth tubes for passing cooling, the development of a transient numerical model for predicting the performance of earth to air heat exchangers;Schiller,1982
3. A finite element analysis of earth tube heat exchangers;Puri,1984
4. Feasibility and performance curves for intermittent earth tube heat exchangers;Puri;ASAE Paper No. 84-4537,1986
5. Simulation of simultaneous heat and moisture transfer in soils heated by buried pipes;Ahmed,1980