Tamrin Tajuddin, Sukri, Muh. Akmal Ibrahim. “Collective Impact in the Implementation of Affirmative Economic Policy for Indigenous Papuans: Evidence from Sorong City, Indonesia”. International Journal of Special Education 41, no. 15s (July 28, 2026): 1085–1095. Accessed October 13, 2026. https://internationalsped.com/index.php/ijse/article/view/4893.