Sihombing, S.B., Tarigan, D.B.G. and Hery Irwan 2025. MERAKIT MESIN ENGRAVER SEDERHANA. Jurnal Manajemen Rekayasa dan Inovasi Bisnis. 3, 2 (Feb. 2025), 77–91. DOI:https://doi.org/10.62375/jmrib.v3i2.550.