Pertiwi, Galuh Tunjung, Hanung Prasetya, and Bhisma Murti. “The Contextual Effect of School on the Premarital Sex Among Adolescents in Bantul, Yogyakarta”. Journal of Health Promotion and Behavior 3, no. 4 (September 1, 2018): 240–247. Accessed April 28, 2024. https://thejhpb.com/index.php/thejhpb/article/view/150.