In publishing this letter by Ya. L. Al'pert, the editors conclude the discussion of his article ``The Outer Ionosphere and Its Transition to the Interplanetary Medium'', deeming a continuation of this discussion inadvisable.
%0 Journal Article %T Letter to the Editor %A Ya. L. Al’pert %I Physics-Uspekhi %D 1968 %J Phys. Usp. %V 11 %N 2 %P 283-283 %U https://ufn.ru/en/articles/1968/2/o/ %U https://doi.org/10.1070/PU1968v011n02ABEH003827
Оригинал: Альперт Я Л «Письмо в редакцию „Успехов физических наук“» УФН 94 581–581 (1968); DOI: 10.3367/UFNr.0094.196803k.0581