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地质学报 1937
OntheGrowthRateofCalapoeciacanadensisBillingsandtheClimateoftheArcticRegionsduringtheOrdovicianPeriodAbstract: During:thepastfouryears,Ihavebeenmakingstudiesontheannualgrowthrateofbothrecentandfossilreefcorals,andseveralresultshavealreadybeenpublished(T.Y.H.Ma,1933,1934a,1934b,
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