1. Ruck, G.T., Barrick, D.E., Stuart, W.D., and Krichbaum, C.K.: Radar cross-section handbook, (Plenum Press, New York 1970), p. 131
2. ‘Measured backscattering cross-section of thin wires’, University of Michigan Radiation Laboratory Report, 8077-4-T, May, 1967
3. Abramowitz, M., Stegun, I.E., ‘Handbook of mathematical functions’, National Bureau of Standards Appl. Math. Series 55, (US Government Printing Office, Washington, DC 1964), p. 321