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Documents associated with Zentralinstitut fur Mathematik und Mechanik Akademie der Wissenschaften der DDR Letter, K. Mattes->A.P. Ershov, 08.01.1974 Letter, W. Issel->A.P. Ershov, 10.11.1974 Covering letter, W. Issel->A.P. Ershov..., 12.09.1975 Letter, K. G. Bachmann->A.P. Ershov, 18.11.1975 Initial order | In alphabetical order | By date Back |
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