Putriyanti, C. Ermayani, and Eka Ratnawati. “Normal Puberty Knowledge and Adolescent Menstrual Cycles”. JURNAL INFO KESEHATAN 17, no. 2 (December 31, 2019): 119–133. Accessed September 19, 2024. http://jurnal.poltekkeskupang.ac.id/index.php/infokes/article/view/296.