The Training of Physics Olympiad for Students at SMA IT Al-Auliya Balikpapan. Khidmatuna: Journal of Research and Community Service, [S. l.], v. 2, n. 2, p. 1–6, 2023. DOI: 10.58330/khidmatuna.v3i1.382. Disponível em: https://jurnal.institutsunandoe.ac.id/index.php/khidmatuna/article/view/382. Acesso em: 2 feb. 2026.