1. 1. Horton W.T., Groll E., “Effects of Frost Formation on the External Heat Transfer Coefficient of a Counter-Cross flow Display Case Air Coil,” International Refrigeration and Air Conditioning Conference, Paper 424,1998.
   2. Aljuwayhel NF, Reindl DT, Klein SA, Nellis GF. “Experimental investigation of the performance of industrial evaporator coils operating under frosting conditions,“.International journal of refrigeration..Vol.1, pp. 98-106, Jan31 2008
   3. Hoffenbecker N, Klein SA, Reindl DT., “Hot gas defrost model development and validation,” International Journal of Refrigeration. 28(4):pp. 605-15, Jun30 2005.
   4. Huang D, Li Q, Yuan X, “Comparison between hot-gas bypass defrosting and reverse-cycle defrosting methods on an air-to-water heat pump, “. Applied Energy 30,86(9), pp. 1697-1703, Sep2009
   5. Melo C, Knabben FT, Pereira PV. An experimental study on defrost heaters applied to frost-free household refrigerators. Applied thermal engineering ,51(1),239- 245.Mar 31, 2013