GAWĘCKI, Andrzej; JANIŃSKA, Barbara. Computer analysis of slackened-elastic-plastic beams under non-proportional loads. Computer Assisted Methods in Engineering and Science, [S. l.], v. 2, n. 1, p. 25–40, 1995. Disponível em: https://cames.ippt.gov.pl/index.php/cames/article/view/1512. Acesso em: 5 mar. 2026.