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1st Author:
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Ruzhencev, Vasilii Ermolaevich 
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2nd Author:
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Sarycheva, T.G. 
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3rd Author:
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Shevyrev, Aleksandr A. 
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Year:
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1965 | 
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Title:
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Biostratigraficheskie vyvody. In: Ruzhentsev,V.E. & Sarycheva,T.G. (Eds.): Razvitie i smena morskikh organizmov na rubezhe Paleozoia i Mezozoia. | 
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Reference:
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Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 108: 93-116, tab.13-16; Moskva. | 
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Keywords:
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P-T boundary,biostratigraphy | 
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Link:
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