Influence of sulphur on mechanical properties of foundry steels and ways to minimise it. Международный научный журнал «Инженер», [S. l.], v. 3, n. 1, p. 26–30, 2025. DOI: 10.56143/3030-3893-2025-1-26-30. Disponível em: https://engineer.tstu.uz/index.php/engineer-tstu/article/view/45. Acesso em: 20 aug. 2026.