1. R. Blackwelder, “Hot-Wire and Hot-Film Anemometers,” Methods of Experimental Physics: Fluid Dynamics, Vol. 18 Part A, 1981.
2. K. Cooper, “The Effect of Front-Edge Rounding and Rear-Edge Shaping on the Aerodynamic Drag of Bluff Vehicles in Ground Proximity,” SAE, 850288, 1985.
3. R. Englar, “Advanced Aerodynamic Devices to Improve the Performance, Economics, Handling and Safety of Heavy Vehicles,” SAE, 2001-01-2072, 2001.
4. R. Grife, A. Darabi, I. Wygnanski, “Download Reduction on a Three Dimensional V-22 Model Using Active Flow Control,” AIAA, 2002 - 3071, 2002.
5. S. Hoerner, Fluid Dynamic Drag, self-published, Library of Congress Card Number 64-19666, Washington, D.C., 1965.