Sihombing, Denny Jean Cross. “Adoption of Agile Approach in Developing Fleet Management System for Cargo Companies”. Jurnal Ekonomi 13, no. 01 (March 27, 2024): 2354–2363. Accessed May 25, 2025. https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/4248.