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Documents associated with Yu. P. Korotkov Letter, ->A.P. Ershov, 04.04.1986 Request to review the articles for "Encyclopedia of pedagogics"
Letter, A.P. Ershov->, 21.08.1986Apology for the delay with reviews
Letter, A.P. Ershov->, 21.08.1986Initial order | In alphabetical order | By date Back |
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