Ahmed J. Hamad. “Performance Investigation of Vapor Compression Refrigeration System With Integrated Mechanical Sub-Cooling Circuit Using Hydrocarbon Blends”. Diyala Journal of Engineering Sciences 9, no. 1 (March 1, 2016): 1–17. Accessed November 24, 2024. https://mail.djes.info/index.php/djes/article/view/279.