Susilowati, Nenggih. “Sisa Tradisi Megalitik Pada Budaya Materiil Masyarakat Mandailing”. Berkala Arkeologi Sangkhakala 15, no. 1 (January 5, 2018): 119-141. Accessed January 18, 2022. https://sangkhakala.kemdikbud.go.id/index.php/SBA/article/view/140.