Columbia subject headings:
Harvard subject headings:
Detectors--Calibration--Congresses.
RADARSAT (Artificial satellite)--Congresses.
Remote sensing--Equipment and supplies--Congresses.
Princeton subject headings:
Detectors--Calibration--Congresses.
Environmental monitoring--Congresses.
RADARSAT (Remote sensing satellite)--Congresses.
Remote sensing--Congresses.
Remote sensing--Equipment and supplies--Congresses.