Satyam Kumar, Shivendra Singh, and B. Suresh, “Investigating The Heat Transfer in Double Pipe Heat Exchanger Through Variation in Holes on Fins Using CFD Analysis”, IJISEM, vol. 3, no. 1, pp. 20–28, Mar. 2024, Accessed: Aug. 27, 2025. [Online]. Available: https://ijisem.com/journal/index.php/ijisem/article/view/51