Media type: E-Article Title: Spatial Vagueness and Second-Order Contributor: Kulik, LarsVagueness imprint: Informa UK Limited, 2003 Published in: Spatial Cognition & Computation Language: English DOI: 10.1207/s15427633scc032&3_05 ISSN: 1387-5868 Keywords: Computer Graphics and Computer-Aided Design ; Earth-Surface Processes ; Computer Vision and Pattern Recognition ; Experimental and Cognitive Psychology ; Modeling and Simulation Origination: Footnote: