IBRAHIM, F.N. Magnetohydrodynamic Unsteady Free Convection Flow Of a Viscoelastic Fluid Along a Vertical Plate. Engineering Transactions, [S. l.], v. 39, n. 1, p. 111–122, 1991. Disponível em: http://et.ippt.gov.pl/index.php/et/article/view/1617. Acesso em: 17 jan. 2026.