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Allam, M.M. 
Dowman, I.J. 
Lummaux, J.C. 
Grabmaier, K.A. 
Makarovic, B. 
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plotters" 
"The status of ISPRS correlation test" 
"AP testing experiences" (on performance of 
DSR1) 
"Pre-report on orthophoto equipment" 
"OR-1 interfaced to PDP 11/45 computer" 
"Considerations on performance 
off-line generation of DTM data”, 
of digital 
360