RISWANDA, M. F. E. .; FAUZI, A. M. . POLICY IMPLEMENTATION OF A LINE LEARNING SYSTEM TO PREVENT THE SPREAD OF COVID-19. Education and Human Development Journal, [S. l.], v. 6, n. 1, p. 46–51, 2021. DOI: 10.33086/ehdj.v6i1.1858. Disponível em: https://journal2.unusa.ac.id/index.php/EHDJ/article/view/1858. Acesso em: 16 may. 2024.