TY  - BOOK
AU  - Buttenfield,Barbara Pfeil
AU  - McMaster,Robert Brainerd
TI  - Map generalization: making rules for knowledge representation 
SN  - 0470218037
PY  - 1991///
CY  - Harlow, Eng., Longman
KW  - Cartography
KW  - Congresses
N1  - Articles based on papers delivered at a symposium held during April 1990 in Syracuse, N.Y
ER  -