Müller, J.-O., Su, D. S., Jentoft, R. E., Wild, U., & Schlögl, R. (2006). Diesel Engine Exhaust Emission: Oxidative Behavior and Microstructure of Black Smoke Soot Particulate. Environmental Science and Technology, 40(4), 1231-1236. Retrieved from http://dx.doi.org/10.1021/es0512069.