@article{TUW-222654, author = {Pfeifer, Norbert and Mandlburger, Gottfried and Otepka-Schremmer, Johannes and Karel, Wilfried}, title = {OPALS - A framework for Airborne Laser Scanning data analysis}, journal = {Computers, Environment and Urban Systems}, year = {2014}, volume = {45}, pages = {125--136}, doi = {10.1016/j.compenvurbsys.2013.11.002} }