{"id":"000030266","type":"book","title":"Late- and postglacial climatic change in the northern Midwest, USA : quantitative estimates derived from fossil pollen spectra by multivariate statistical analysis. - Seattle, WA","container-title":"Quaternary research ; 2.1972, no. 1, S. 70- 115 : 26 Ill. ; 6 Tab","author":[{"family":"Webb","given":"Thompson"}],"issued":{"raw":"1972"}}