TY  - BOOK
AU  - Günther,Oliver
AU  - Schek,H.-J
ED  - Symposium SSD '91
TI  - Advances in spatial databases: 2nd Symposium, SSD '91, Zurich, Switzerland, August 28-30, 1991 : proceedings 
SN  - 3540544143
AV  - QA76.9 D3 S978 1991
PY  - 1991///
CY  - Berlin
PB  - Springer-Verlag
KW  - Geographic information systems
KW  - Congresses
KW  - Data base management
ER  -