Vvodnyĭ doklada na simpoziume po ėvoli͡ut͡sii zvezd; [doklad na VIII si͡eezde Mezhdunarodnogo astronomicheskogo soi͡uza] - Ambart͡sumi͡an, V. A. (Izd-vo Akademii nauk SSSR, 1952)
Russian, Italian, and French.
Keywords: Stars.