Kusuma, F. F., and Hamid Nasrullah. “Analisa Cacat Pengelasan Dan Kebocoran Pada Knalpot Mobil Di PT. X”. JASATEC : Journal of Students of Automotive, Electronic and Computer, Vol. 5, no. 1, July 2025, pp. 1-9, doi:10.37339/jasatec.v5i1.2558.