BADRAWADA, I. G. G. PENGARUH PERUBAHAN SUDUT PENGAPIAN TERHADAP GAS BUANG MOTOR 4 LANGKAH. JURNAL TEKNOLOGI TECHNOSCIENTIA, [S. l.], v. 2, n. 2, p. 230–238, 2010. DOI: 10.34151/technoscientia.v2i2.450. Disponível em: https://ejournal.akprind.ac.id/index.php/technoscientia/article/view/450. Acesso em: 28 dec. 2024.