Back Matter Jurnal Rekayasa Mesin Vol. 16 No. 1 April 2021 Authors Jurnal Rekayasa Mesin DOI: https://doi.org/10.32497/jrm.v16i1.2604 Downloads PDF Published 2021-04-27 Issue Vol. 16 No. 1 (2021): Volume 16, Nomor 1, April 2021 Section Back Matter