A Numerical Study of Air Flow in a Coaxial Pipe. Jurnal Teknologi, [S. l.], v. 34, n. 1, p. 1–15, 2012. DOI: 10.11113/jt.v34.625. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/625.. Acesso em: 23 jul. 2024.