Khair, Junaidi, 		Pranata, Deni, AND 		Nuhadek, Ujang.
" Effect of Cutting Depth and Feed Speed to Surface Roughness in Lathe Process of Screw Conveyor Shaft  (Case Study: PT. RAPP)" <em>Journal of Ocean, Mechanical and Aerospace -science and engineering-</em> [Online], Volume 64 Number 2 (30 July 2020)