TY - RPRT TI - Tracking and Data Relay Satellite System (TDRSS) Range and Doppler Tracking System Observation Measurement and Modeling AU - Phung, P. B. AU - Guedeney, V. S. AU - Teles, J. PY - 1980 UR - https://ntrs.nasa.gov/citations/20180003065 ID - 20180003065 ER -