Yohanes, Yohanes, 		Badri, Muftil, AND 		Pramija, Syafirman.
" The Effect of Variation of Bar Surface Chamfer Angle on Rotary Friction Welding Connections" <em>Journal of Ocean, Mechanical and Aerospace -science and engineering-</em> [Online], Volume 67 Number 3 (30 November 2023)