Pengenalan K3 ( Kesehatan dan Keselamatan Kerja) di SMP Advent Ratahan. JURNAL PKM DHARMABAKTI, [S. l.], v. 1, n. 2, p. 18–22, 2025. DOI: 10.70524/1d03yh42. Disponível em: https://ejournal.unsrittomohon.ac.id/index.php/pkmdharmabakti/article/view/114.. Acesso em: 15 mar. 2025.