Supriyono, Heru, Anton S, Umi Fadillah, and Kun Harismah. “Rancang Bangun Pengukur Emisi Gas Buang Kendaraan Bermotor Berbasis Mikrokontroler”. Prosiding University Research Colloquium (October 21, 2019): 57–61. Accessed May 16, 2024. https://repository.urecol.org/index.php/proceeding/article/view/788.