Arifin, L.S., Paendong, M. and Langi, Y. 2017. Implementasi Model Transportasi pada Distribusi LPG (Liquid Petroleum Gas) 3 Kg di Sulawesi Utara. d\’Cartesian: Jurnal Matematika dan Aplikasi. 6, 1 (Feb. 2017), 45–55. DOI:https://doi.org/10.35799/dc.6.1.2017.15838.