DUKLIM, B. Passive Voice Learning Problems of the 1st Year Students of Rajamangala University of Technology Srivijaya. FOYER: The Journal of Humanities, Social Sciences, and Education, Bangkok, Thailand, v. 4, n. 1, p. 145–166, 2021. Disponível em: https://so02.tci-thaijo.org/index.php/lajournal/article/view/245942. Acesso em: 16 sep. 2026.