PACS:01.60.+q DOI:10.1070/PU1978v021n10ABEH005695 URL: https://ufn.ru/en/articles/1978/10/k/ Citation: Barit I Ya, Bolotovskii B M, Lazareva L E, Lushchikov V I, Popov Yu P, Feinberg E L "Il'ya Mikhailovich Frank (on his seventieth birthday)" Sov. Phys. Usp.21 887–890 (1978)