Hardianti, Sri. “Pelaksanaan Usaha Kesehatan Sekolah Di Sekolah Dasar Negeri 192 Pekanbaru”. Indonesian Research Journal on Education 3, no. 2 (March 30, 2023): 1042–1047. Accessed October 6, 2026. https://irje.org/irje/article/view/391.