Amelia, Aida, Juniati Suristiani Dalimunthe, Monica Pasaribu, Reza Febrianti Ritonga, and Tiara Pohan. “Optimalisasi Biaya Transportasi Pendistribusian Pasir Menggunakan Model Transportasi Metode Steppingstone (Studi Kasus: Tangkahan Pasir Syawal)”. Indo-MathEdu Intellectuals Journal 5, no. 1 (January 25, 2024): 685–694. Accessed June 4, 2026. https://ejournal.indo-intellectual.id/index.php/imeij/article/view/791.