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地质学报 1926
CLASSIFICATIONANDCORRELATIONBASEDONTHEDISTRIBUTIONOFTHEFUSULINALIMESTONESKeywords: 树艺,加压,血石,助句,人工,切刀,力心 Abstract: Inviewoftheextensivedistributionofthe"FusulinaLimestone"inNorthChinaitwasformerlysuggested~1thatacarefulstudyoftheFusulinamightthrowsomelightuponthevexedproblemoftheageofthePalaeozoic
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