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		Al Franzleon, D., 		Antonius, D., & 		Atmadi, P.
2021 Apr 25.  Pengaruh AIS dan Pipa Gas Buang Berbahan Tembaga dan  Aluminium terhadap Mesin 200cc. Jurnal Mettek: Jurnal Ilmiah Nasional dalam Bidang Ilmu Teknik Mesin. [Online] 7:1