| Invitation, Organizing Committee->A.P. Ershov, 06.04.1983 to the conference
Application form, Organizing Committee->A.P. Ershov, 06.04.1983for participation in the conference
Letter, G. S. Pospelov->A.P. Ershov..., 31.03.1983inviting to join the conference's Organizing Committee
Telegram, L. N. Sumarokov->A.P. Ershov, 29.04.1984inviting to the first meeting of the Organizing Committee
Memorandum and accopanying letter, L. N. Sumarokov->A.P. Ershov, 07.06.1983about the first meeting of the Organizing Committee
Telegram, Organizing Committee->A.P. Ershov, 30.09.1983inviting to the second meeting of the Organizing Committee
Memorandum and accompanying letter, Organizing Committee->A.P. Ershov, 21.10.1983about the second meeting of the Organizing Committee
Telegram, L. N. Sumarokov->A.P. Ershov, 17.02.1984notifying of the Conference starting date. Ershov's postscript informing that he cannot participate because of flu
Letter and Conference Materials, L. N. Sumarokov->A.P. Ershov, 04.04.1984Gratitude for consideration for the conference; enclosed is the information booklet on the conference and its reccommendations
Covering letter, Organizing Committee->A.P. Ershov, 29.12.1983to the conference program and invitation
Initial order | In alphabetical order | By date |
