@article{TUW-176103, author = {Frank, Andrew U.}, title = {Comment to Taxonomy of Wayfinding Tasks by Wiener, B{\"u}chner, and H{\"o}lscher}, journal = {Spatial Cognition and Computation}, year = {2009}, volume = {9}, number = {2}, pages = {166--170}, url = {http://publik.tuwien.ac.at/files/PubDat_176103.pdf} }