KRAJCZYK, A.; PSZONKA, A.; ŻUCHOWSKI, R. Assessment of Material Damage of Boiler Down-Pipes. Engineering Transactions, [S. l.], v. 39, n. 1, p. 49–58, 1991. Disponível em: https://et3.ippt.pan.pl/index.php/et/article/view/1613. Acesso em: 10 jun. 2025.