1. D. I. Fairbanks, “A Study and Recommended Program to Determine the Monostatic Electromagnetic Scattering from a Dielectric Rectangular Parallelepiped,” Galspan Corporation, Jan. 1970.
2. Galspan Report No. UB-1376-S-184, Bell Telephone Lab. Report;ME Bechtel,1970
3. Galspan Report;JR Graham Jr.,1968
4. Galspan Report No. ER/RIS-10;ME Bechtel,1966
5. R. E. Kell, “On the Derivation of Bistatic RGS from Monostatic Measurements,” Proc. IEEE, vol. 53, pp. 983–988 (1965).