S. B. Gupta, Prakhar Jindal. “Mathematical Approach for Determining The Critical Thickness Of Insulation For Pipe Bends”. International Journal of Advanced Science and Technology 29, no. 11s (June 1, 2020): 188 - 195. Accessed May 2, 2024. http://sersc.org/journals/index.php/IJAST/article/view/19965.