@inproceedings{TUW-175453, author = {Frank, Andrew U.}, title = {Geo-Ontologies Are Scale Dependent}, booktitle = {European Geosciences Union, General Assembly 2009}, year = {2009}, editor = {Pulkkinen, Tuija}, url = {http://publik.tuwien.ac.at/files/PubDat_175453.pdf}, note = {talk: European Geosciences Union, General Assembly 2009, Wien; 2009-04-19 -- 2009-04-24} }