SAJID, M. ANALYTIC SOLUTION FOR PIPE FLOW OF AN OLDROYD 8-CONSTANT FLUID. The Nucleus, [S. l.], v. 44, n. 1-2, p. 1–5, 2020. Disponível em: http://thenucleuspak.org.pk/index.php/Nucleus/article/view/1024. Acesso em: 19 may. 2024.