@book{TUW-227691, author = {Mayr, Markus and Mayr, Ren{\'e}}, title = {Schwarzplan}, publisher = {epubli GmbH}, year = {2014}, address = {Berlin}, numpages = {152}, isbn = {978-3-8442-8605-2}, keywords = {urban planning, structure, openstreetmap, morphology, geoinformation} }