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Scientific foreign trips
Scientific trip to Bulgaria (1979)
Preparation of the trip
Submission letter
Submission letter
for Ershov's treveller's dossier
Date: 15.03.1979(?)
Original document language: russian
Organizations: Dept. of International Relations of the USSR Ac. Sci.
Persons: Andrei Petrovich Ershov
Addressee: P. S. Oraevsky

Images of pages:
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