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Volga-Kama [Text]: guide-guide on the Volga and Kama within the routes Gorky - Astrakhan and Gorky - Perm / Sitnikov George Georgievich, II Fedenko / Sitnikov, Georgy Georgievich. - Moscow: People's Commissariat, 1933. -
605: The Natural Environment of Russia dc_b0001297.
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Source of the electronic copy: Samara OUNB |
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