@inproceedings { FRS+14, title = {Collaborative Data Analysis with Smart Tangible Devices}, booktitle = {SPIE 2013 Conference on Visualization and Data Analysis}, month = {Feb}, pages = {90170C}, doi = {10.1117/12.2040011}, year = {2014}, author = {Fuchs, Johannes and R├Ądle, Roman and Sacha, Dominik and Fischer, Fabian and Stoffel, Andreas} }