TransliterationObruchev S. V. Russkie pomory na Shpicbergene v 15 veke i chto napisal o nih v 1493 godu njurnbergskij vrach. In Russian
In EnglishObruchev C. in. Russian Pomors the Svalbard in 15 century and that wrote the them in 1493 in Nuremberg doctor. In Russian, n/a
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