1. Energy foundations and other thermo-active structures;Brandl;Geotechnique,2006
2. Ground-source heat pumps systems and applications;Omer;Renew Sustain Energy Rev,2008
3. Experimental, numerical investigations of the behaviour of a heat exchanger pile;Laloui;Int J Num Analy Meth Geomech,2006
4. Eskilson P. Thermal analysis of heat extraction boreholes. Doctoral Thesis, University of Lund, Department of Mathematical Physics, Lund, Sweden; 1987.
5. A transient two-dimensional finite volume model for the simulation of vertical U-tube ground heat exchangers;Yavuzturk;ASHRAE Trans,1999