TY - RPRT TI - DMSP-SSM/1 NASA algorithm validation using primarily LANDSAT and secondarily DMSP and/or AVHRR visible and thermal infrared satellite imagery AU - Steffen, K. AU - Barry, R. AU - Schweiger, A. PY - 1988 UR - https://ntrs.nasa.gov/citations/19880015640 ID - 19880015640 ER -