PAMBUDI, Yudhi Teguh; SUHARTOYO, Topo; FIRDAUS, Abdul Malik; FARKHAN, Mukhammad Miftakhul. Optimizing the use of personal smartphones to support safe and measurable physical activity among middle school students. Darmabakti: Jurnal Pengabdian kepada Masyarakat, [S. l.], v. 2, n. 2, p. 51–58, 2026. DOI: 10.56003/darmabakti.v2i2.668. Disponível em: https://journal.rezkimedia.or.id/index.php/darmabakti/article/view/668. Acesso em: 6 aug. 2026.