The Negative Impact of Free-Fire Online Game Addiction in Elementary School. Primary: Jurnal Pendidikan Guru Sekolah Dasar, [S. l.], v. 12, n. 6, p. 1439–1447, 2023. DOI: 10.33578/jpfkip.v12i6.10358. Disponível em: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/361. Acesso em: 14 dec. 2025.