American Fuel Cell Bus Project Evaluation: Third Report Leslie Eudy, Matthew Post, and Matthew Jeffers | May 2017 Download the report
Long Beach Transit: Two-Year Evaluation of Gasoline-Electric Hybrid Transit Buses M. Lammert | June 2008 Download the report
In-Use Performance Comparison of Hybrid Electric, CNG, and Diesel Buses at New York City Transit Robb A. Barnitt | June 2008 Download the report
King County Metro Transit Hybrid Articulated Buses: Final Evaluation Results K. Chandler, K. Walkowicz | December 2006 Download the report