PACS:01.10.Fv DOI:10.1070/PU1977v020n12ABEH005485 URL: https://ufn.ru/en/articles/1977/12/j/ Citation: Ivanov-Kholodnyi G S, Kolosov M A, Savich N A, Aleksandrov Yu N, Vasil’ev M B, Vyshlov A S, Dubrovin V M, Zaitsev A L, Samovol V A, Samoznaev L N, Sidorenko A I, Khasyanov A F, Shtern D Ya "The ionosphere of Venus from the data of the satellites 'Venera-9, 10′ and some singularities of its formation" Sov. Phys. Usp.20 1025–1027 (1977)