Pratiwi, Anggi, and Ponidi Ponidi. “Changing Mangalehen Tuor Tradition in Mandailing Weddings: A Case Study from Damuli Pekan Village for Sociology Learning”. Journal of Mathematics Instruction, Social Research and Opinion 4, no. 3 (July 27, 2025): 647–660. Accessed May 20, 2026. https://journal-gehu.com/index.php/misro/article/view/604.