Alaa R. Al-Badri, Rand A. AL-Taee,. “Film-Wise Condensation of Refrigerants HFO1234yf & HFC134a Outside Standard Finned Tubes”. Design Engineering (September 8, 2021): 6660-6671. Accessed April 27, 2024. http://thedesignengineering.com/index.php/DE/article/view/4146.