Rezayan, O. and Behbahaninia, A., 2011, Thermoeconomic optimization and exergy analysis of $CO_2/NH_3$
cascade refrigeration systems, Energy, Vol. 36, pp. 888-895.
Lee, T. S., Liu C. H., and Chen T. W., 2006, Thermodynamic analysis of optimal condensing temperature of cascade-condenser in $CO_2/NH_3$
cascade refrigeration system, International Journal of Refrigeration, Vol. 29, pp. 1100-1108.
Bhattacharyya, S., Mukhopadhyay S., Kumar A., Khurana R. K., and Sarkar J., 2005, Optimization of a $CO_2-C_3H_8$
cascade system for refrigeration and heating, International Journal of Refrigeration, Vol. 28, pp. 1284-1292.
Dopazo, J. A. and Fernandez-Seara, J., 2011, Experimental evalation of a cascade refrigeration system prototype with $CO_2$
for freezing process application, International Journal of Refrigeration, Vol. 34, pp. 257-267.
Nicola, G. D., Polonara, F., Stryjek, R., and Arteconi, A., 2011, Performance of cascade cycles working with blends of $CO_2+$
natural refrigerants, International Journal of Refrigeration, Vol. 34, pp. 1436-1445.
Aminyavari, M., Najafi, B., Shirazi, A., and Rinaldi, F., 2014, Exergetic, economic and environmental (3E) analyses, and multiobjective optimization of a $CO_2/NH_3$
cascade refrigeration system, Applied Thermal Engineering, Vol. 65, pp. 42-50.
Getu, H. M. and Bansal, P. K., 2008, Thermodynamic analysis of an R744-R717 cascade refrigeration system, International Journal of Refrigeration, Vol. 31, pp. 45-54.
Yun, R. and Cho, Y., 2010, Evaluation of the performance for the $CO_2-NH_3$ cascade system and the two statge $CO_2$ systems, Proceedings of the SAREK 2010 Summer Annual Conference, 10-S-144.
Likitthammanit, M., 2007, Experimental investigation of $CO_2/NH_3$ cascade and transcritical $CO_2$ refrigeration systems in supermarkets, Master of Science Thesis, Stockholm, Sweden.
EES : Engineering Equation Solver, 2006. fChart Software Inc.
Gnielinski, V., 1976, New equations for heat and mass transfer in turbulent pipe and channel flow, International Chemical Engineering, Vol. 16, pp. 59-68.
Gungor, K. E. and Winterton R. H. S., 1986, A general correlation for flow boiling in tubes and annuli, International Journal of Heat and Mass Transfer, Vol. 29, pp. 351-358.
Churchill, S. W., 1977, Friction factor equation span all fluid flow regimes, Chemical Engineering, Vol. 7, pp. 91-92.
Duttus, P. W. and Boelter, L. M. K., 1930, University of California Publications on Engineering, Vol. 2, No. 13, pp. 443-461.
Cavallini, A. and Zecchin, R., 1974, A dimensionless correlation for heat transfer in forced convection condensation, Proc. 5th Int. Heat Transfer Conf, Vol. 3, pp. 309-313.
Baik, Y. J., Chang, Y. S., and Kim, Y. I., 2000, Measurement of single and condensation heat transfer coefficients of ammonia in a horizontal tube, SAREK, Vol. 12, No. 6, pp. 561-569.
Wang, C. C., Lee, W. S., and Shen, W. J., 2001, A comparative study of compact enhanced fien-and-tube heat exchangers, International Journal of Heat and Mass Transfer, Vol. 28, pp. 4282-4286.
Petter, N., Filipo, D., Havard, R., and Arne, B., 2004, Measurements and experience on semi-hermetic CO2 compressors, Fifth International Conference on Compressors and Coolants, IIR, Slovak Republic.
Stoecker, W. F., 1998, Industrial Refrigeration Handbook, McGraw Hill.