INVESTIGATION THE EFFECT OF ASPECT RATIO ON THE FREE HEAT CONVECTIVE INSIDE A HORIZONTAL HEATED TUBE. Journal of Engineering and Sustainable Development, [S. l.], v. 21, n. 3, p. 119–135, 2017. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/539.. Acesso em: 29 apr. 2024.