LE, T. T. N. Becoming someone else in English through self-efficacy and identity positioning in Vietnamese EMI classrooms. English Language Teaching Educational Journal, [S. l.], v. 9, n. 2, p. 321–333, 2026. DOI: 10.12928/eltej.v9i2.16498. Disponível em: http://journal2.uad.ac.id/index.php/eltej/article/view/16498. Acesso em: 9 sep. 2026.