1. A. M. Omer, Direct expansion ground source heat pumps for heating and cooling, Int. Res J. Eng., 1(2) (2013) 27–48.
2. F. Jovane, H. Yoshikawa, L. Alting, C. R. Boer, E. Westkamper, D. Williams, M. Tseng, G. Seliger and A. Paci, The incoming global technological and industrial revolution towards competitive sustainable manufacturing, Manufacturing Technology, 57 (2008) 641–659.
3. J. Zhang, H. Zhang, Y. L. He and W. Q. Tao, A comprehensive review on advances and applications of industrial heat pumps based on the practices in China, Applied Energy, 178 (2016) 800–825.
4. A. Philippe and L. Jean, Heat pumping and reversible air conditioning, Project Summary Report, EBC.
5. P. Alireza, H. Lee, H. Yunho, R. Reinhard and C. Ho-Hwan, Numerical simulation of adsorption heat pumps, Energy, 100 (2016) 310–320.