@incollection{Eschenbach-etal98-shape,
  author	= {Eschenbach, C. and Habel, C. and Kulik, L. and m{\"o}llmann, A. Le{\ss}},
  editor	= {Freksa, C. and Habel, C. and Wender, K. F.},
  year		= {1998},
  title		= {Shape nouns and shape concepts: A geometry for ``corner"},
  booktitle	= {Spatial Cognition I - An interdisciplinary approach to representing and processing spatial knowledge},
  pages		= {177--201},
  address	= {Berlin},
  publisher	= {Springer}
}