psp-2011-58http://www.ipgg.sbras.ru/ru/Files/publications/ibc/psp-2011-58.pdfpsp-2011-58publ-osobennosti-rasseleniya-i-razvitiya-belemnitov-arktiki-2011-032710

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publ-osobennosti-rasseleniya-i-razvitiya-belemnitov-arktiki-2011-032710