Dharmesh A. Agrawal, Aswin M. Saigopal, Shritisha Yerpude, and Junaid G. Khan. 2018. “Review on Heat Transfer Enhancement Technique Using Twisted Tape in Laminar and Turbulent Flow in a Circular Duct”. International Journal of Advance Engineering and Research Development (IJAERD) 5 (1):180-87. https://www.ijaerd.org/index.php/IJAERD/article/view/2030.