Suharjanto, G., & Edi Nugroho Soebandrija, K. (2020). Logistics and Supply Chain Engineering: Perspectives on Paperless System for Highway Automatic Tollgate (HAT) through Industry 4.0. in Indonesia. KnE Life Sciences, 5(3), 103–109. https://doi.org/10.18502/kls.v5i3.6564