1. On electromagnetic radiation in magneto-ionic media;Kogelnik;J. Res. NBS,1960
2. Irreversible Power and radiation resistance of antennas in anisotropic ionized gases;Lee;Radio Sci. J. Res. NBS,1965
3. On electromagnetic radiation from a magnetic dipole with arbitrary orientation embedded in a lossless magneto-ionic medium;Motz;Radio Sci. J. Res. NBS,1965