SELF-EFFICACY, ENGLISH PROFICIENCY AND EFFECTIVENESS OF TEACHERS OF ENGLISH IN THE SECONDARY SCHOOLS. SMCC Higher Education Research Journal, [S. l.], v. 2, n. 1, p. 72–89, 2026. DOI: 10.18868/sher2j.02.00416.07. Disponível em: https://sherj-smcc.com/index.php/sherj/article/view/318.. Acesso em: 4 may. 2026.