SKIEPKO, J.; NGOC HIEN, Ha. Natural Convection Between Two Nonuniformly Heated Coaxial Cylinders. Engineering Transactions, [S. l.], v. 34, n. 1-2, p. 25–46, 1986. Disponível em: https://et3.ippt.pan.pl/index.php/et/article/view/1795. Acesso em: 9 jun. 2025.