CEJPEK, Jakub; JURAČKA, Jaroslav. Modifications of a simple I-beam and its effects on the stress state. Aviation, [S. l.], v. 20, n. 4, p. 168–172, 2016. DOI: 10.3846/16487788.2016.1227538. Disponível em: https://journals.vilniustech.lt/index.php/Aviation/article/view/854. Acesso em: 12 may. 2025.