G.I. Sultan, E. A. ElShafiee, M. G. Safan, and M. A. Elraouf. “Frost Formation and Heat Transfer over Flat Plate Evaporator”. JOURNAL OF ENGINEERING AND COMPUTER SCIENCES, vol. 5, no. 1, Jan. 2012, pp. 53-76, https://jecs.qu.edu.sa/index.php/jec/article/view/2041.