PATTY, J.; BILUNG, F. M. TEACHERS’ STRATEGIES AND CHALLENGES IN TEACHING ONLINE SPEAKING ACTIVITIES . Celtic : A Journal of Culture, English Language Teaching, Literature and Linguistics, [S. l.], v. 10, n. 2, p. 228–241, 2023. DOI: 10.22219/celtic.v10i2.25494. Disponível em: https://ejournal.umm.ac.id/index.php/celtic/article/view/25494. Acesso em: 5 jul. 2024.