TY - RPRT TI - Earth resources ground data handling systems for the 1980's AU - Vanvleck, E. M. AU - Sinclair, K. F. AU - Pitts, S. W. AU - Slye, R. E. PY - 1973 UR - https://ntrs.nasa.gov/citations/19730014745 ID - 19730014745 ER -