Amalia, Rima, Agus Arifin, and Pahrul Fauzi. “Economic Analysis of Externalities and Willingness to Accept for Waste Disposal Activities”. EcceS: Economics Social and Development Studies 9, no. 2 (December 8, 2022): 171-192. Accessed June 14, 2025. https://tes-ojs.uin-alauddin.ac.id/index.php/ecc/article/view/32204.