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Documents associated with Academy of Sciences of the USSR, Department of General Physics and Astronomy Letter, Yu, E. Nesterikhin->A.P. Ershov, 13.02.1978 Letter, Yu, E. Nesterikhin->A.P. Ershov, 28.10.1977 Letter, V.A. Pilipovich->A.P. Ershov, 12.05.1977 Invitation card, A. M. Prokhorov->A.P. Ershov, 07.01.1976 Letter, G.V.Kurdyumov->A.P. Ershov, 29.07.1976 Initial order | In alphabetical order | By date Back |
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