Back Matter Jurnal Rekayasa Mesin Vol. 17 No. 1 April 2022 Authors Jurnal Rekayasa Mesin Politeknik Negeri Semarang DOI: https://doi.org/10.32497/jrm.v17i1.3584 Downloads PDF Published 2022-04-30 Issue Vol. 17 No. 1 (2022): Volume 17, Nomor 1, April 2022 Section Back Matter