TY - THES A1 - Chapligin, Bernhard T1 - From method develoment to climate reconstruction - oxygen isotope analysis of biogenic silica from Lake El'gygytgyn, NE Siberia Y1 - 2011 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/32767 CY - Potsdam ER -