%0 Journal article %A Thiel, Volker %A Jenisch, Angela %A Wörheide, Gert %A Löwenberg, Antje %A Reitner, Joachim %A Michaelis, Walter %T Mid-chain branched alkanoic acids from "living fossil" demosponges: a link to ancient sedimentary lipids? %R 10.23689/fidgeo-844 %J Organic Geochemistry %V 30 %N 1 %U http://hdl.handle.net/11858/00-1735-0000-0001-3403-F %~ FID GEO-LEO e-docs