OLAJIDE OWOYOMI, Femi. English proficiency barriers in Brazil: Communication challenges among international students and professionals. Journal of International Students, [S. l.], v. 15, n. 12, p. 177–192, 2025. DOI: 10.32674/rzaxvh61. Disponível em: https://ojed.org/jis/article/view/7771. Acesso em: 7 mar. 2026.