@unpublished{TUW-230140, author = {Grafl, Andreas and Hollaus, Markus and Eysn, Lothar and Karel, Wilfried and Pfeifer, Norbert}, title = {A novel approach for forest road detection based on ALS data and orthophotos}, year = {2013}, note = {poster presentation: 13th International Conference on LiDAR Applications for Assessing Forest Ecosystems (SilviLaser 2013), Beijing, China; 2013-10-09 -- 2013-10-11} }