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Documents associated with Boris N. Petrov
Letter, V. A. Uspensky->A.P. Ershov, 03.11.1980Urgent request to prepare an article for "Semiotic and informatics" journal
Telegram, B. N. Petrov->A.P. Ershov, 27.03.1978
Decision, 24.06.1975
Letter, A. A. Logunov->A.P. Aleksandrov..., 27.01.1978(?)
Letter, G. I. Marchuk->A.P. Ershov..., 07.06.1978
Programme, 19.04.1978-21.04.1978
Decision, 19.04.1978-21.04.1978
Information, 27.11.1975
Direction, 19.05.1980
Letter, B. N. Petrov->A.P. Ershov, 15.11.1979
Agenda, 01.03.1972
Agenda, 25.06.1979
Letter, A.P. Ershov->I. I. Malashinin, 01.09.1980
Letter, S. S. Lavrov->V. A. Trapeznikov, 16.06.1967
Letter with attachment, B. Tamm->S. S. Lavrov, 17.08.1967
Letter, A.P. Ershov->V.N. Potapov, 10.09.1974
Letter, B. N. Petrov->A.P. Ershov, 12.04.1979
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