Rafal A. Sobotowski

A Pilot Study of Fuel Impacts on PM Emissions from Light-Duty Gasoline Vehicles

Rafal A. Sobotowski, Aron D. Butler, Zuimdie Guerra · SAE international journal of fuels and lubricants · 2015 · 53 citations

Influence of Fuel PM Index and Ethanol Content on Particulate Emissions from Light-Duty Gasoline Vehicles

Aron D. Butler, Rafal A. Sobotowski, George Hoffman et al. · SAE technical papers on CD-ROM/SAE technical paper series · 2015 · 51 citations

Impact of Test Cycle and Biodiesel Concentration on Emissions

Chien Sze, Joan K. Whinihan, Brian Olson et al. · SAE technical papers on CD-ROM/SAE technical paper series · 2007 · 49 citations

The Development of a Novel Variable Compression Ratio, Direct Injection Diesel Engine

Rafal A. Sobotowski, Brian Porter, A. D. Pilley · SAE technical papers on CD-ROM/SAE technical paper series · 1991 · 20 citations

EPA HDEWG Program-Engine Tests Results

Andrew Matheaus, Gary D. Neely, Thomas W. Ryan et al. · SAE technical papers on CD-ROM/SAE technical paper series · 2000 · 19 citations