Advances in astronomy and astrophysics : VOL. 2 / ed. by Zdenek Kopal. Kopal, Zdenek. ed. Astronomy Periodicals. Astrophysics Periodicals. QB1 .A1717 523.01 ADV Includes bibliographical references. Description based on: Vol. 9 (1972). SERBIB/SERLOC merged record New York : Academic Press, c1963. c1963. 1963 Text Collection 9 volumes : eng Advances in astronomy and astrophysics Advances in astronomy and astrophysics