Reinhold Rauh Lars Kulik The Influence of Linear Shapes on Solving Interval-Based Configuration Problems. 239-252 2000 conf/spatialCognition/2000 Spatial Cognition http://link.springer.de/link/service/series/0558/bibs/1849/18490239.htm db/conf/spatialCognition/spatialCognition2000.html#RauhK00