NAMTAPI, I.; PONGPAIROJ, N. The acquisition of L2 English non-null arguments by L1 Thai learners. Kasetsart Journal of Social Sciences, [S. l.], v. 37, n. 3, p. 150–157, 2016. Disponível em: https://so04.tci-thaijo.org/index.php/kjss/article/view/242892. Acesso em: 6 may. 2024.