1. Radar look direction and row crops;BATLIVALA;Photogrammetric Engineering and Remote Sensing,1976
2. A C-band radar calibration for determining surface moisture;BERNARD,1981
3. A C-band radar calibration for determining surface soil moisture;BERNARD;Remote Sensing of Environment,1982
4. BERTHOLME, E. (1983). Optical SAR-580 data for land use studies; an evaluation for S. Belgium. European SAR-580 Investigators’ Preliminary Report (ESA), Sept. (1983)
5. Airborne microwave remote sensing of soil moisture;BLACK,1980