Sormin, I. “Islam and Local Wisdom: The Mangalap Tukkot Marriage Tradition in the Angkola Batak Community”. Al-Qadha : Jurnal Hukum Islam Dan Perundang-Undangan, Vol. 10, no. 1, June 2023, pp. 110-25, doi:10.32505/qadha.v10i1.5840.