@inproceedings{ahmetovic2011zebralocalizer,
  title={Zebralocalizer: identification and localization of pedestrian crossings},
  author={Ahmetovic, Dragan and Bernareggi, Cristian and Mascetti, Sergio},
  booktitle={International Conference on Human Computer Interaction with Mobile Devices and Services (MobileHCI)},
  year={2011},
  isbn={978-1-4503-0541-9},
  doi="10.1145/2037373.2037415",
  organization={ACM}
}