著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Ryner, Maria",Past environmental and climate changes in northern Tanzania : vegetation and lake level variability in Empakaai Crater,,"Department of Physical Geography and Quaternary Geology, Stockholm University",2007,Dissertations from the Department of Physical Geography and Quaternary Geology,,9789171554550,,https://cir.nii.ac.jp/crid/1130000794847645568