Jessica Rotinsulu, R., and E. Ati. “Knowledge about Menstruation With Readiness to Face Menarche of Elementary School Students in the Era of Reproductive Health Education”. Jurnal Ilmiah Kesehatan Sandi Husada, Vol. 14, no. 1, June 2025, pp. 174-82, doi:10.35816/jiskh.v14i1.1265.