01353nam0 2200301 450 00002128520090109122504.020090109d1966----km-y0itay50------baengfreDEy-------101yyTrajectories of artificial celestial bodiesas determined from observations= Trajectoires des corps célestes artificielsproceedings of a symposium held in Paris, april 20-23, 1965edited by Jean KovaleskyBerlinSpringer-Verlag1966XVI, 265 p.25 cmSul retro del front.: Organized jointly by the committee on Space Research (COSPAR), the International Astronomical Union (IAU) and the International Union for Theoretical and Applied Mechanics (IUTAM)Trajectories of artificial celestial bodies60991Trajectoires des corps célestes artificielsGeofisica629.421AstronauticaKovalevsky,JeanCommittee on space researchInternational astronomical unionInternational union of theoretical and applied mechanicsITUNIPARTHENOPE20090109RICAUNIMARC000021285G 629.411 3/1G 628DSA2008Trajectories of artificial celestial bodies60991UNIPARTHENOPE