Figures of equilibrium of celestial bodies : with emphasis on problems of motion of artificial satellites /

ανά Kopal, Zdenek, 1914-
Έκδοση 1960

Advances in astronomy and astrophysics /

Έκδοση 1962

Proceedings of a symposium on astronomical optics and related subjects : held in the University of Manchester, April 19th-22nd, 1955 /

Έκδοση 1956