1. Continuous Descent Approach: Design and Flight Test for Louisville International Airport
2. Clarke, J.P. B., Bennett, D., Elmer, K., Firth, J., Hilb, R., Ho, N., Johnson, S., Lau, S., Ren, L., Senechal, D., Sizov, N., Slattery, R., Tong, K., Walton, J., Willgruber, A., and Williams, D. "Development, Design, and Flight Test Evaluation of a Continuous Descent Approach Procedure for Nighttime Operation at Louisville International Airport," Massachusetts Institute of Technology, Reportof the PARTNER CDA Development Team, Report PARTNER-COE-2006-02, Cambridge, MA, Jan. 2006.
3. Research into new noise abatement procedures for the 21st century