WAHYU ALMIZRI; FIRMAN; NETRAWATI. Contract Behavior Model Through Content Mastery Services To Reduce Smartphone Use Addiction. Journal of Indonesian Progressive Education, [S. l.], v. 1, n. 1, p. 30–34, 2024. DOI: 10.63617/jipe.v1i1.4. Disponível em: https://icipi.org/index.php/JIPE/article/view/4. Acesso em: 14 aug. 2025.