Title: Izvestii︠a︡ Glavnoĭ astronomicheskoĭ observatorii.
Authors: Holovna astronomichna observatorii︠a︡ (Akademii︠a︡ nauk Ukraïnsʹkoï RSR)
Publisher: Akademii︠a︡ nauk Ukrainskoĭ SSR,
Year: 1953
Subjects: Astronomy