Ardi, Saiful, 		Abdillah, Fuad, AND 		Mahendra, Sena.
" PENGARUH VARIASI DURASI CAMSHAFT TERHADAP PERFORMANCE DAN EMISI GAS BUANG PADA MOTOR 4 TAK 150 CC" <em>Journal of Vocational Education and Automotive Technology</em> [Online], Volume 2 Number 1 (30 April 2020)