CINGANOTTO, L.; CUCCURULLO, D. PLE & PLN for language learning and teaching: a case study. International Journal for 21st Century Education, [S. l.], v. 3, n. 2, 2017. DOI: 10.21071/ij21ce.v3i2.4142. Disponível em: https://journals.uco.es/ij21ce/article/view/4142. Acesso em: 3 may. 2024.