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RT Journal T1 Cosmic Radioastronomy A1 Kardashev,N.S. A1 Pariiskii,Yu.N. A1 Sokolov,A.G. PB Physics-Uspekhi PY 1971 FD 10 Mar, 1971 JF Physics-Uspekhi JO Phys. Usp. VO 14 IS 3 SP 366-368 DO 10.1070/PU1971v014n03ABEH004719 LK https://ufn.ru/en/articles/1971/3/q/
Оригинал: Кардашев Н С, Парийский Ю Н, Соколов А Г «Космическая радиоастрономия» УФН 104 328–331 (1971); DOI: 10.3367/UFNr.0104.197106i.0328