SPECTROGRAPHIC OBSERVATIONS OF 31 AND 32 CYGNI DURING THE LAST ECLIPSES

Autor:	Hack, Margherita
Zdroj:	Publications of the Astronomical Society of the Pacific, 1962 Oct 01. 74(440), 438-439.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/40673900 Zobrazit plný text záznamu