@mastersthesis{TUW-249685, author = {Wimmer, Michael}, title = {Comparison Of Active And Passive Optical Methods For Mapping River Bathymetry}, school = {Department f{\"u}r Geod{\"a}sie und Geoinformation}, year = {2016}, url = {https://resolver.obvsg.at/urn:nbn:at:at-ubtuw:1-2619}, keywords = {Lidar Bathymetry; 2 media photogrammetry} }