Documents associated with Georgi I. Petrashen'

Letter, A.P. Ershov->G.I. Petrashen', 26.08.1976
Letter, A.P. Ershov->G.I. Petrashen', 26.08.1976
Request to appoint a person in charge of reception of Professos Dijkstra and Hoare in Leningrad
Review, 17.01.1975

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