1. Barton , I. J. Construction and calibration of a microwave refractometer Parkville, Aust. 1970
2. A radiometeorological study, 2, An analysis of VHF field strength variations and refractive index profiles;Bean;J. Res. Nat. Bur. Stand., Sect. D,1963
3. Some investigations of the structure of elevated layers in the troposphere;Lane;J. Atmos. Terr. Phys.,1965
4. McAllister , L. G. Radio ducting at 135 MHz and 1769 MHz between Albany (W.A.) and Salisbury (S.A.) Salisbury, Aust. 1969
5. Radar-ray refraction associated with horizontal variations in the refractivity;Martin;J. Geophys. Res.,1963