@book{TUW-120458, editor = {Raubal, Martin and Miller, Harvey and Frank, Andrew U. and Goodchild, Michael}, title = {Geographic Information Science (Extended Abstracts)}, publisher = {Institut f{\"u}r Geoinformatik Universit{\"a}t M{\"u}nster}, year = {2006}, address = {M{\"u}nster}, numpages = {432}, isbn = {3-936616-25-6} }