Lubis, Abdillah, Bahruddin, Suwondo, and Efriyeldi. “Valuing Ecological Recovery: An Environmental Economic Assessment of Oil Contaminated Soil Remediation in Tropical Rainforests”. Jurnal Pengelolaan Sumberdaya Alam dan Lingkungan (Journal of Natural Resources and Environmental Management) 15, no. 6 (January 5, 2026): 1073. Accessed January 9, 2026. https://journal.ipb.ac.id/jpsl/article/view/66972.