- CSB - MetaPress - Google - Bing - Yahoo
 | 2009 | |
|---|---|---|
| 3 |      | Alexander Klippel, Stefan Hansen, Kai-Florian Richter, Stephan Winter: Urban granularities - a data structure for cognitively ergonomic route directions. GeoInformatica 13(2): 223-247 (2009) |
| 2006 | ||
| 2 | | Stefan Hansen, Kai-Florian Richter, Alexander Klippel: Landmarks in OpenLS - A Data Structure for Cognitive Ergonomic Route Directions. GIScience 2006: 128-144 |
| 2005 | ||
| 1 | | Alexander Klippel, Kai-Florian Richter, Stefan Hansen: Wayfinding Choreme Maps. VISUAL 2005: 94-108 |
| 1 | Alexander Klippel | [1] [2] [3] |
| 2 | Kai-Florian Richter | [1] [2] [3] |
| 3 | Stephan Winter | [3] |