Kemal Çomakli and Uğur Çakir, A Comparative Study of Vapour Compression Heat Pump Systems under Air to Air and Air to Water Mode. journal = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology. July 2012, vol. 67(7). 1125 - 1129 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/3287.