@misc{OPUS4-31186, title = {International Grassmann Conference : Potsdam and Szcecin ; September 16 - 19, 2009 ; video documentation}, editor = {Hans-Joachim Petsche and Peter Lenke}, isbn = {978-3-86956-093-9}, institution = {Philosophische Fakult{\"a}t}, type = {movingimage}, pages = {4 DVD-Video (ca.1.019 Min.)}, year = {2010}, }