GHAFFARI, Mostafa. The Impact of Online Classrooms on Teachers’ Roles: A Quantitative Study of High School Teachers’ Perceptions in Tehran. Iranian Journal of Educational Sociology, [S. l.], v. 3, n. 2, p. 217–229, 2026. DOI: 10.61838/m2myw795. Disponível em: https://qijes.com/index.php/ijes/article/view/1468.. Acesso em: 27 may. 2026.