Iqlima, A. R. N., & Firdaus, R. (2021). The Effect of Using Bio-Solar Fuel with Additives, Solar Dexlite and Pertamina Dex on Mitsubishi L300 Diesel in 2007 on Vehicle Smoke Density. Indonesian Journal of Innovation Studies, 14, 10.21070/ijins.v14i.537. https://doi.org/10.21070/ijins.v14i.537