{"id":"000030282","type":"book","title":"Late-glacial plant macrofossils from Minnesota. - New Haven, CT and London","container-title":"Congress of the International Association for Quaternary Research <7, 1965, Boulder, Denver> : proceedings ; 7, S. 89-97 : 1 Ill. ; 1 Tab","author":[{"family":"Watts","given":"William A."}],"issued":{"raw":"1967"}}