TY  - BOOK
TI  - GIS/LIS'90: proceedings vol 2 7-10 November 1990
SN  - 0-944426-31-X
AV  - G70.2.G5743 
PY  - 1990///
CY  - Washington
PB  - American Society for Photogrammetry and Remote Sensing
KW  - Geographic information systems
KW  - Conference proceedings
ER  -