Siregar, Ivan Michael. “Digitalisasi Rantai Pasok Sampah Di Indonesia”. SISINFO : Jurnal Sistem Informasi dan Informatika 5, no. 2 (August 28, 2023): 57–64. Accessed April 22, 2026. https://jurnalunibi.unibi.ac.id/ojs/index.php/SisInfo/article/view/587.