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Documents associated with University of Sofia "Kliment Okhridsky"
Information letter, 28.04.1988
Letter, A.P. Ershov->D. Vakarelov, 07.05.1988
Covering letter, A.P. Ershov->P. S. Kenderov, 09.01.1984
Letter, A.P. Ershov->G. Gargov, 05.09.1985acknowledging the receipt of the manuscript of the article for Theoretical Computer Science journal
Educational program, 30.07.1984and curriculum for "Informatics" school subject
Item 4. (Name does not exist in this language.)
Letter, D. G. Skordev->A.P. Ershov, 14.02.1985The author informs about changing the place of holding the meeting on mathematical logic; he hopes that articles for joint book arrived in time; he asks to send a review of the dissertation.
Letter, A.P. Ershov->S. Passy, 06.04.1984
Letter, S. Passy->A.P. Ershov, 13.04.1984
Letter (hand-written), A.P. Ershov->S. Passy, 21.10.1985
Report, 04.11.1980
Article, 21.04.1984
Letter with attachment, B. Sendov->A.P. Ershov, 04.03.1985Official invitation to participate in seminar "Problems of Informatics and its Application in Management, Teaching and Researches". Call form for participation is attached.
Telegram, A.P. Ershov->B. Sendov, 16.02.1984
Invitation, B. Sendov->A.P. Ershov, 30.09.1981
Item 9. (Name does not exist in this language.)
Letter, A.P. Ershov->S. Passy, 21.10.1985
Letter, A.P. Ershov->S. Passy, 13.07.1987
Letter, A.P. Ershov->B. Sendov, 29.04.1985acknowledging the receipt of the invitation to the Seminar and informing that he can not come because of the need for urgent medical treatment. /Hand-written text./
Justification, 20.10.1985(?)
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