TY - RPRT TI - Simultaneous Retrieval of Surface Roughness Parameters for Bare Soils from Combined Active-Passive Microwave SMAP Observations AU - Anke Fluhrer AU - Thomas Jagdhuber AU - Ruzbeh Akbar AU - Peggy E O'Neill AU - Dara Entekhabi PY - 2020 UR - https://ntrs.nasa.gov/citations/20205009531 ID - 20205009531 ER -