Knowledge flexibility of students in the stage prep. Journal Port Science Research, [S. l.], v. 2, n. 1, p. 75–92, 2019. DOI: 10.36371/port.2019.02.1.5. Disponível em: https://jpsr.uruk.edu.iq/index.php/jport/article/view/16. Acesso em: 11 may. 2026.