Suprijati Sarib, and Youlanda. “Effectiveness of Sub-District KUAs in Premarital Guidance for Adolescents As an Effort to Prevent Underage Marriage in North Sulawesi Province”. Bilancia: Jurnal Studi Ilmu Syariah Dan Hukum, Vol. 18, no. 2, Dec. 2024, pp. 271 -94, doi:10.24239/blc.v18i2.3423.