Dwiyanti, D., D. Irmayani, and V. Sihombing. “Optimal Biaya Pengiriman Beras Menggunakan Model Transportasi Motode North Westh Corner (NWC)”. Jurnal Media Informatika, vol. 5, no. 2, June 2024, pp. 209-13, https://ejournal.sisfokomtek.org/index.php/jumin/article/view/3774.