@incollection{Goormann09, author = {Franz Andert and Lukas Goormann}, title = {Combining Occupancy Grids with a Polygonal Obstacle World Model for Autonomous Flights}, booktitle = {Aerial Vehicles}, publisher = {IntechOpen}, address = {Rijeka}, year = {2009}, editor = {Thanh Mung Lam}, chapter = {2}, doi = {10.5772/6465}, url = {https://doi.org/10.5772/6465} }