.Spatial cognition VI : Learning, reasoning, and talking about space : international conference Spatial Cognition 2008, Freiburg, Germany, September 15-19, 2008 : proceedgins /.,.
Spatial cognition VI : Learning, reasoning, and talking about space : international conference Spatial Cognition 2008, Freiburg, Germany, September 15-19, 2008 : proceedgins /