Haryanto, M. F., & Khaerudin, D. S. (2020). OPTIMIZATION OF SURFACE ROUGHNESS IN TURNING S45C CARBON STEEL MATERIAL USING THE TAGUCHI METHOD. SINTEK JURNAL: Jurnal Ilmiah Teknik Mesin, 14(2), 112–117. https://doi.org/10.24853/sintek.14.2.112-117