The socio-economic characterization of the student’s career at the university of Guayaquil leveling. Revista Universidad de Guayaquil, [S. l.], v. 126, n. 1, p. 1–14, 2018. DOI: 10.53591/rug.v126i1.683. Disponível em: https://revistas.ug.edu.ec/index.php/rug/article/view/288. Acesso em: 5 dec. 2025.