Trajectories of artificial celestial bodies, as determined from observations : Proceedings of a symposium held in Paris, April 20-23, 1965 - Kovalevsky, Jean; COSPAR (New York, Springer-Verlag, 1966)
At head of title: COSPAR-IAU-IUTAM.
Includes bibliographical references and index
Keywords: Space trajectories -- Congresses; Astrodynamics -- Congresses