{"id":"000029872","type":"book","title":"Phytosociological analysis of Aspen communities on three site classis for populus Grandidentata in western Cheboygan County, Michigan. - Den Haag","container-title":"Vegetatio : Acta Geobotanica ; 11.1963, Fasc. 5-6, S. 253-264 : 1 Ill. ; 2 Kt. ; 3 Tab","author":[{"family":"Benninghoff","given":"William S."}],"issued":{"raw":"1963"}}