V. PETRUK, G. Quality assessment system for teaching activities. Revista San Gregorio, [S. l.], v. 1, n. 32, p. 145–149, 2019. DOI: 10.36097/rsan.v1i32.1012. Disponível em: https://revista.sangregorio.edu.ec/index.php/REVISTASANGREGORIO/article/view/1012. Acesso em: 4 may. 2024.