Kolin, Petrus, M. K. P. Keraf, R. Pasifikus Wijaya, and Indra Kiling. “Sexual Knowledge and Sexual Attitudes towards Premarital Sexual Intentions of High School Adolescents”. Journal of Health and Behavioral Science 3, no. 1 (March 1, 2021): 69-82. Accessed May 5, 2024. https://ejurnal.undana.ac.id/index.php/CJPS/article/view/3480.