TY  - BOOK
ED  - The American Society for Photogrammetry and Remote Sensing
TI  - Technical papers: 1991 ACSM-ASPRS annual convention
SN  - 0944426387
AV  - GA 102.4.E4 Ame 
PY  - 1991///
CY  - Bethesda
PB  - ACSM
KW  - MAPS
KW  - TEXTBOOKS
ER  -