1. Energy conservation by building underground;Bligh;Underground Space,1976
2. The ground used as energy source, energy sink, or for energy storage;Eckert;Energy,1977
3. Simple short time method for the simultaneous determination of heat conductivity, heat capacity and heat penetration of solids;Krischer;ForschHft Ver. Dt. Ing,1955
4. Heat and Mass Transfer in Capillary Porous Bodies;Luikov,1966
5. Analysis of Heat and Mass Transfer;Eckert,1972