F. M. Henderson and A. J. Lewis, Principles Sc Applications of Imaging Radar, Manual of Remote Sensing, third ed., vol.2, Ch.5, pp. 271-357, John Wiley & Sons, 1998.
G. Sinclair, “The transmission and reception of elliptically polarized radar waves,” Proc. IRE, vol.38, pp. 148-151, 1950.