Lamia Belouaer, David Brosset, Christophe Claramunt. From verbal route descriptions to sketch maps in natural environments. In Siva Ravada, Mohamed Ali, Shawn D. Newsam, Matthias Renz, Goce Trajcevski, editors, Proceedings of the 24th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, GIS 2016, Burlingame, California, USA, October 31 - November 3, 2016. ACM, 2016. [doi]