@article{TUW-206911, author = {Navratil, Gerhard and Bulbul, Rizwan and Frank, Andrew U.}, title = {Maintainable city models for sustainable development}, journal = {International Journal of Sustainable Society}, year = {2012}, volume = {5}, number = {2}, pages = {97--113}, keywords = {Maintainability, 3D City Model, Data Collection, Level of Detail} }