LIU, P.-H. E. .; WU, W.-C. V. . Exploring the Effectiveness of LINE for EFL Vocabulary and Reading. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 15, n. 13, p. 71–83, 2016. Disponível em: http://www.ijlter.net/index.php/ijlter/article/view/858. Acesso em: 21 apr. 2026.