[1] Geodetic Observation Satellite/(->”IEEE Standard Dictionary”)

[2] Geodetic Observation System

[3] Geosynchronous Earth Orbiting Satellite

[4] Geosynchronous Earth Orbiting System

[5] Geostationary Operational Environmental Satellite - Serie von geostationären Erderkundungssatelliten der NOAA ab 1975 (->”Lexikon der Text- und Datenverarbeitung”)

[6] Graphic Environment Operating System