S. K. Walunj, C. Maheshwar, and R. Argade, “Determination of Thermal Performance of Perforated Variable Pitch Twisted Tape Inserts”, IJRESM, vol. 4, no. 9, pp. 20–25, Sep. 2021, Accessed: May 05, 2024. [Online]. Available: https://journal.ijresm.com/index.php/ijresm/article/view/1291