| Scientific and technical Conference "School Informatics" Leningrad, 24-26.02.1983.
Conference "Theory and practice of school management"Barnaul, 05-06.05.1983.
Conference "School Informatics"Leningrad; 16-17.03.1984. A. Ershov was the Conference Chair and made a plenary talk "School informatics and the project of higher and professional school reform"
Program, 23.06.1986-27.06.1986of the All-Union training workshop (Leningrad, June 23-27, 1986)
Program, 21.09.1987of the scientific and methidological seminar on school informatics
Schedule, 29.06.1981of the All-Union Conference "Theoretical foundations, current state and prospects of program education"
Letter, N. I. Kravtsov->A.P. Ershov, 16.05.1984Invitation to speak at the All-Union scientific and practical conference on education
Invitation, Organizing Committee->A.P. Ershov, 15.01.1985to the conference "Perfection of style and methods in school education..." (Barnaul)
Information letter, A.L.Villems->A.P. Ershov, 02.02.1985about the conference "Experience and prospects in software development for school personal computers"
Telegram, M. B. Ignatiev->A.P. Ershov, 26.02.1985Invitation to a conference on school informatics
Letter, A. P. Belyaeva->A.P. Ershov, 25.03.1985invitation to the conference "Problems of workers' skill training..." (Saratov)
Letter, A. P. Shaposhnikova->A.P. Ershov, 28.05.1985Thanks for the talk at the seminar held by the USSR Ministry of higher and specialized secondary education
Letter, ->A.P. Ershov, 03.01.1986Invitation to take part in a regional conference "Studying the basics of informatics and computer sciences in higher and secondary school"
Letter, V. G. Zhitomirsky->A.P. Ershov, 01.04.1986Invitation to take part in coordinating meeting "Studying the basics of informatics in teacher's training colleges and schools"
Notification, Organizing Committee->A.P. Ershov, 06.10.1986of the conference held by LOS STS interdepartmental committees
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