ZAIMAR, Y. S. .; NARAWATY, D. The Use of Semiotic in Grammar Learning through Whatsapp Group. Journal of Learning and Instructional Studies, [S. l.], v. 1, n. 3, p. 143–150, 2022. DOI: 10.46637/jlis.v1i3.6. Disponível em: https://jlis.iicet.org/index.php/jlis/article/view/6. Acesso em: 25 oct. 2025.