@unpublished{TUW-120666, author = {Pfeifer, Norbert}, title = {Extraction and Adaptation of Digital Terrain Models from Airborne Laser Scanning: Consideration of Break Lines and Thinning for Hydrodynamic Models}, year = {2007}, note = {invited; talk: Symposium: Incorporating Remote Sensing and Ecology in River Management, University of Utrecht, Dept. of Geography; 2007-04-18} }