KLEPACZKO, J.; MALINOWSKI, Z. Efekt Portevina-Lechateliera w Próbie Ściskania Polikrystalicznego Aluminium. Engineering Transactions, [S. l.], v. 21, n. 2, p. 213–229, 1973. Disponível em: https://et.ippt.pan.pl/index.php/et/article/view/2449. Acesso em: 8 dec. 2025.