1. Depth to groundwater table by remote sensing;Abdel-Hady,1971
2. Remote sensing of fallow soil moisture using visible and infrared sensors;Allen,1972
3. Use of visible, near infrared, and thermal infrared remote sensing to study soil moisture;Blanchard;NASA Tech. Mem. X-62,1974
4. Temperature variation at a depth of 30 cm in clay till and outwash sand and gravel;Carr,1966