@unpublished{TUW-217837, author = {Karel, Wilfried}, title = {Geometrische Kalibrierung von Range Cameras}, year = {2013}, note = {invited; talk: Institut f{\"u}r Photogrammetrie und Geoinformation (IPI) an der Leibniz-Universit{\"a}t Hannover, Hannover; 2013-04-11} }