1. Jiménez-Palacios, J.L. Ph.D. Thesis, Massachusetts Institute of Technology, Cambridge, MA, 1999.
2. Frey, H.C; Unal, A.; Chen, J.; Li, S.; Xuan, C. Methodology for Developing Modal Emission Rates for EPA’s Multi-Scale Motor Vehicle & Equipment Emission System; EPA420-R-02-02; Prepared by North Carolina State University for Office of Transportation and Air Quality, U.S. Environmental Protection Agency: Ann Arbor, MI, 2002.
3. Nam, E.K. Proof of Concept Investigation for the Physical Emissions Estimator (PERE) for MOVES; EPA420-R-03-00; Prepared by Ford Research and Advanced Engineering for Assessment and Standards Division, Office of Transportation and Air Quality, U.S. Environmental Protection Agency: Ann Arbor, MI, 2003.
4. EPA’s Onboard Analysis Shootout: Overview and Result; EPA420-R-02– 026; Office of Transportation and Air Quality, U.S. Environmental Protection Agency: Ann Arbor, MI, 2002.
5. Draft Design and Implementation Plan for EPA’s Multi-Scale Motor Vehicle and Equipment Emission System (MOVES); EPA420-P-02–006; Office of Transportation and Air Quality, U.S. Environmental Protection Agency: Ann Arbor, MI, 2002.