TY - RPRT TI - SAR studies in two Arizona deserts; sand penetration, geology, and the detection of military ordnance debris AU - G. G. Schaber AU - C. S. Breed PY - 1998 DO - 10.3133/ofr98339 UR - https://pubs.usgs.gov/publication/ofr98339 ID - ofr98339 ER -