VIJAYARAGAVAN, Balasubramanian; ASOK, Suyambu Pandian; SHAKTHI GANESH, Chandrasekar Ramalekshmi. Heat transfer characteristics of double pipe heat exchanger having externally enhanced inner pipe. Acta Polytechnica, Prague, Czech Republic, v. 63, n. 1, p. 65–74, 2023. DOI: 10.14311/AP.2023.63.0065. Disponível em: https://ojs.cvut.cz/ojs/index.php/ap/article/view/8331. Acesso em: 8 apr. 2025.