ZADRY, H. Cover & Preface JOSI Vol. 18(1) 2019. Jurnal Optimasi Sistem Industri, Padang, ID, v. 18, n. 1, 2019. DOI: 10.25077/josi.v18.n1.p%p.2019. Disponível em: https://josi.ft.unand.ac.id/index.php/josi/article/view/375. Acesso em: 3 may. 2024.