Siramaneerat, I., F. Agushybana, A. Nugraha, and S. Mungkhamanee. “Knowledge, Attitude, and Behavior Toward Premarital Sex Among Adolescents in Indonesia”. Journal of Health Research, vol. 31, no. 6, Nov. 2017, pp. 447-53, https://he01.tci-thaijo.org/index.php/jhealthres/article/view/104256.