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by Fischer, Katrin
by Pfister, Hans-Rüdiger; Jungermann, Helmut; Fischer, Katrin
by Hans-Rüdiger Pfister; Helmut Jungermann; Katrin Fischer
by Julia Nordmann; Maria J. Welfens; Daniel Fischer; et al.
by Fischer, Katrin; Dunstl, Sonja; Thomas, Alexander
by Jungermann, Helmut; Pfister, Hans-rudiger; Fischer, Katrin
by Jungermann, Helmut; Pfister, Hans-Rüdiger; Fischer, Katrin