Spatial Cognition XI 11th International Conference, Spatial Cognition 2018, Tübingen, Germany, September 5-8, 2018, Proceedings - Creem-Regehr, Sarah; Creem-Regehr, Sarah; Schöning, Johannes; Schöning, Johannes; Klippel, Alexander; Klippel, Alexander (Springer International Publishing : Imprint: Springer, 2018)