ÖLMEZER ÖZTÜRK, E.; ÖZTÜRK, G. Reducing speaking anxiety in EFL classrooms: An explanatory mixed-methods study. Porta Linguarum. An International Journal of Foreign Language Teaching and Learning, Granada, Spain, n. 36, p. 249–261, 2021. DOI: 10.30827/portalin.vi36.18018. Disponível em: https://revistaseug.ugr.es/index.php/portalin/article/view/18018. Acesso em: 15 apr. 2026.