Nely Toding Bunga, Hendri Sukma, Hasan Hariri, Richard, and Y. A. Sihombing. 2019. “RANCANG BANGUN MESIN GERINDA COPY CAMSHAFT”. Jurnal ASIIMETRIK Jurnal Ilmiah Rekayasa & Inovasi 1 (1): 17-25. https://doi.org/10.35814/asiimetrik.v1i1.214.