Berasa, Solawati, Martahadi Mardhani, and Rinaldi Syahputra. “Determinants of Poverty in North Sumatra, Indonesia: Evidence from Pakpak Bharat Regency”. International Journal of Advances in Social Sciences 1, no. 2 (January 2, 2025). Accessed September 4, 2025. https://journals.pelitapublishing.com/index.php/ijass/article/view/14.