20 Bedeckungsveraenderliche in der MACHO Datenbank entdeckt
20 CVn revisited
20 Jahre Gornergrat-Observatorien. Radio- und Infrarot-Teleskope.
20 Massalia CCD Spectrum
20 New Variable Stars in Harvard Map, No. 49.
20 New Variable Stars in Harvard Map, Nos. 2, 5, 32, 44, and 53.
20 T dipoles and Bi-2212: the path to LHC energy upgrade
20 W and 50 W guidestar laser system update for the Keck I and Gemini South telescopes
20 W and 50 W solid-state sodium beacon guidestar laser systems for the Keck I and Gemini South Telescopes
20 W CW 589 nm sodium beacon excitation source for adaptive optical telescope applications
20 Years of Passive and Active Printed Antenna Researches at the University of Nice
20 Years of Speleothem Paleoluminescence Records of Environmental Changes: An Overview
20+ years of Inflation
20-125 mev/nuc cosmic ray carbon nuclei intensities between 2004-2010 in solar cycle #23 as measured near the earth, at voyager 2 and also in the heliosheath at voyager 1 - modulation in a two zone heliospehre
20-kW X-Band Uplink Transmitter Development
20-m radiotelescope at Wettzell.
20-m Resolution Radar Studies of the Aristarchus Plateau and Reiner Gamma Formation
20.08.01 Cancri-History of optical variability
20.7- and 31.4-GHz Atmospheric Noise Temperature Measurements
200 A GeV Au+Au collisions serve a nearly perfect quark-gluon liquid