{"id":"000030606","type":"book","title":"Two pollen diagrams from Southeastern Minnesota : problems in the regional lateglacial and postglacial vegetational history. - Boulder, CO","container-title":"Bulletin of the Geological Society of America ; 74.1963, S. 1371-1396 : 7 Ill. ; 4 Tab","author":[{"family":"Wright","given":"H.E."}],"issued":{"raw":"1963"}}