N D Trout

A SPECIAL EVENT PARK-AND-RIDE SHUTTLE BUS SUCCESS STORY

N D Trout, G L Ullman, 1997 .

PLANNING GUIDELINES FOR MAJOR TRANSPORTATION EMERGENCIES. FINAL REPORT

N D Trout, G L Ullman, 1991 .

LEGIBILITY DISTANCES OF SMALLER CHARACTER LIGHT-EMITTING DIODE (LED) DYNAMIC MESSAGE SIGNS FOR ARTERIAL ROADWAYS

Gerald L Ullman, Brooke R Ullman, N D Trout, 2004 .