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地质学报 1932
NEWOBSERVATIONSONTHEKHANGAISERIESOFMONGOLIAANDSOMEOTHERALLIEDFORMATIONSAbstract: SincethebeginningoftheirsurveyoftheGobi(1922),thegeologistsoftheAmericanCentralAsiaticExpeditionwerestruckbythealmostuniversalpresence,intheoldflooroftheMongolianPlateau,ofaverythickslatesandgraywackesformation,admittingafewmarinelimestoneintercalations,andmoreorlessstronglymetamorphosed(s.BerkeyandMorris.1927,passim).
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