Meilani, Difana, and Ryan Eka Saputra. 2016. “Pengendalian Persediaan Bahan Baku Vulkanisir Ban (Studi Kasus: PT. Gunung Pulo Sari)”. Jurnal Optimasi Sistem Industri 12 (1). Padang, ID:326-34. https://doi.org/10.25077/josi.v12.n1.p326-334.2013.