Suyatno, S., H. Riupassa, and M. Mini. “Analisa Unjuk Kerja Internal Combustion Engine Tipe T113d Terhadap Emisi Gas Buang”. Jurnal Ilmiah Wahana Pendidikan, Vol. 9, no. 18, Sept. 2023, pp. 878-95, doi:10.5281/zenodo.8365395.