TY - RPRT TI - Microwave radiometric studies and ground truth measurements of the NASA/USGS Southern California Test Site AU - A.T. Edgerton AU - D.T. Trexler AU - S. Sakamoto AU - J.E. Jenkins PY - 1969 DO - 10.3133/ofr6986 UR - https://pubs.usgs.gov/publication/ofr6986 ID - ofr6986 ER -