Suggested Topics within your search.
Suggested Topics within your search.
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1by Sennikov, N. V. (Nikolaĭ Valerianovich)
Published 1976Moskva : Nauka, 1976.273 p. : ill. (2 fold.), maps ; 22 cm.“...Graptolites and Lower Silurian stratigraphy of the Gorny Altai....”
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2by Grechishnikova, I. A. (Irina Avtonomovna)
Published 1966Moskva, Nauka, 1966.183 p. illus., maps, 21 plates. 27 cm.