@inproceedings{Goetzelmann2019, author = {Timo G{\"o}tzelmann}, title = {Interactive Tactile Maps for Blind People using Smartphones Integrated Cameras}, booktitle = {Proc. 9th ACM International Conference on Interactive Tabletops and Surfaces (ITS'14)}, volume = {2014}, pages = {381 -- 385}, url = {https://doi.org/10.1145/2669485.2669550}, year = {2019}, }