Leonard JD, Recker WW. A Streamlined Methodology for Application fo TRANSYT-7F. ITE Journal. 1997;67(2):26-34.
Leonard JD, Golob TF, Recker WW. An Analysis of the Severity and Incident Duration of Truck Involved Freeway Accidents. Accident Analysis and Prevention. 1987;19(5):375-95.
Leonard JD, Recker WW. A procedure for assessment of traffic impacts during freeway reconstruction. Transportation Research Record. 1987;(1132):14-24.