DERAKHSHAN, A.; FATHI, J. Growth mindset and ideal L2 self as predictors of student engagement in EFL students: The mediating role of L2 grit. Porta Linguarum An International Journal of Foreign Language Teaching and Learning, Granada, Spain, n. IX, p. 69–91, 2024. DOI: 10.30827/portalin.viIX.29899. Disponível em: https://revistaseug.ugr.es/index.php/portalin/article/view/29899. Acesso em: 6 dec. 2025.