TY  - BOOK
AU  - CONVENTION ON 1990 ACSM - ASPRS.
ED  - CONVENTION ON 1990 ACSM - ASPRS.
TI  - Technical papers (1990)
U1  - U18:M95 (D:28).73.N90, N0 
PY  - 1990///
CY  - Maryland
PB  - American Society for Photogrammetry and Remote Sensing.    
ER  -