Communication with Extraterrestrial Intelligence, Yerevan, 5- 11 Sept., 1971
Ergebnisse der Zweifrequenz-Funkwellendurchleuchtung der Mars-Ionosphaere mit Hilfe der Mars-2-Sonde
Design of an x-ray telescope system for an orbiting astronomical observatory
Fourier spectroscopy of interstellar sources on an infrared telescope explorer
Command and data handling of science signals on spacelab
Direction-finding measurements of type 3 radio bursts out of the ecliptic plane
A balloon-borne Ge(Li) spectrometer for gamma-ray astronomy
Survey of United States space science satellites for the physical sciences
The curved crystal X-ray spectrometer for the HEAO-B satellite
The focal plane crystal spectrometer for the HEAO Bsatellite
The Goodard space flight center solid state spectrometer for the HEAO-B mission
Spirit - a high resolution cosmic ray isotope spectrometer for spacelab
Active optical devices and applications, Washington, D.C., Apr. 10-11, 1980 (Proc. of the SPIE)
ROSAT PSPC. Scientific data processing requirement document
New measurements of the spectrum of the cosmic microwave background
Russisch-europaeisches Roentgenobservatorium auf der MIR-Raumstation
Astromag: A superconducting particle astrophysics magnet facility for the space station
A telescope for high energy gamma-ray measurements in the space station era
Wissenschaftliche Experimente und Untersuchungen auf der bemannten Raumstation 'Saljut-6'
The U.S. in space : issues and policy choices for a new era
Electromagnetic wave phenomena in the Earth and planetary environments