TY - RPRT TI - Integrated Advanced Microwave Sounding Unit-A (AMSU-A). Performance Verification Report: AMSU-A1 Antenna Drive Subsystem, PN 1331720-2, S/N 106 AU - Luu, D. PY - 1999 UR - https://ntrs.nasa.gov/citations/20000021553 ID - 20000021553 ER -