@inproceedings { SJM12a, title = {Proportions in Categorical and Geographic Data: Visualizing the Results of Political Elections}, booktitle = {Proceedings of the AVI 2012, May 21 - 25, Capri Island (Naples), Italy}, month = {May}, doi = {10.1145/2254556.2254644}, year = {2012}, author = {Stoffel, Florian and Janetzko, Halldor and Mansmann, Florian} }