Faisol, Faisol, and Masdukil Makruf. 2017. “Distribusi Batik Madura Melalui Penerapan Generalized Vehicle Routing Problem (GVRP)”. Jurnal Matematika MANTIK 3 (2):101-4. https://doi.org/10.15642/mantik.2017.3.2.101-104.