MASHAN, Ahmed K.; ABED, Waleed M.; AHMED, Mohammed A. Numerical Investigation of Hydraulic-Thermal Performance for a Double-Pipe Heat Exchanger Equipped with 45°-Helical Ribs. Anbar Journal of Engineering Science, [S. l.], v. 12, n. 2, p. 193–202, 2021. DOI: 10.37649/aengs.2021.171187. Disponível em: https://ajes.uoanbar.edu.iq/ajes/article/view/540. Acesso em: 7 jun. 2025.