Ani Siregar and Asrul Harahap (2026) “Pesan Dakwah dalam Kegiatan Mangupa-Upa Adat Batak Angkola Di Dusun Payagoti”, JURNAL ILMIAH RESEARCH AND DEVELOPMENT STUDENT, 4(1), pp. 86–102. doi: 10.59024/jis.v4i1.1694.