TY  - DATA
AU  - Ewald Lang, Kai-Uwe Carstensen, Geoffrey Simmons
TI  - Modelling Spatial Knowledge on a Linguistic Basis
SN  - 9783540470519
PY  - 1991///
PB  - Springer Berlin Heidelberg
KW  - Computer Science
UR  - https://doi.org/10.1007/BFb0020982
ER  -