1. Analytic ray tracing for the study of HF magnetoionic radio propagation in the ionosphere;Bennett;Appl. Comput. Electromagn. Soc. J.,1991
2. Analytic calculation of O- and X-mode nose frequencies on oblique ionograms;Bennett;J. Atmos. Sol. Terr. Phys.,1994
3. A method for inverting oblique sounding data in the ionosphere;Chuang;Radio Sci.,1977
4. Coleman , C. J. A general purpose ionospheric ray tracing procedure Salisbury, South Aust., Australia 1993
5. Coleman , C. J. A coordinate registration algorithm based on numerical ray tracing Salisbury, South Aust., Australia 1994