A Study of Enhancement of Heat Transfer using Helical Baffle. International Journal of Current Engineering and Technology, [S. l.], v. 1, n. 3.Special Issue, p. 194–196, 2016. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/4382. Acesso em: 10 jun. 2026.