ADITYA HARTINI; M. IHSAN RAMADHANI. Analysis Of Online Learning Implementation In Schools During The Covid-19 Pandemic. Journal of Sustainable Development Science, [S. l.], v. 4, n. 1, p. 20–23, 2022. DOI: 10.46650/jsds.4.1.1261.20-23. Disponível em: https://ejournal.undwi.ac.id/jsds/article/view/1261. Acesso em: 19 jun. 2026.