PACS:01.60.+q DOI:10.3367/UFNe.2021.01.038914 URL: https://ufn.ru/en/articles/2021/2/f/ 000644699500006 Citation: Andreev A F, Balega Yu Yu, Gaponov-Grekhov A V, Denisov G G, Zelenyi L M, Kocharovskii V V, Litvak A G, Mareev E A, Sergeev A M, Sunyaev R A, Trümper I E, Cherepashchuk A M "Vladimir Vasil'evich Zheleznyakov (on his 90th birthday)" Phys. Usp.64 211–213 (2021)