Theory of orbits in the solar system and in stellar systems
Organized in cooperation with COSPAR held in thessaloniki,Greece, 1964
Theory of orbits in the solar system and in stellar systems ed. by George Contopoulos - London Academic Press 1966 - xiv, 380p. - International astronomical union symposium No.25 .
523.2 / N662
Theory of orbits in the solar system and in stellar systems ed. by George Contopoulos - London Academic Press 1966 - xiv, 380p. - International astronomical union symposium No.25 .
523.2 / N662