PAN, Yi-chun; PAN, Yi-ching. The use of L1 in the foreign language classroom. Colombian Applied Linguistics Journal, [S. l.], v. 12, n. 2, p. 87–96, 2010. DOI: 10.14483/22487085.85. Disponível em: https://revistas.udistrital.edu.co/index.php/calj/article/view/85. Acesso em: 29 mar. 2024.