The BEAM SMAC Processor implements the Simplified Method
for Atmospheric Correction as described by Rahman
and Dedieu in:
"SMAC: a simplified method for the atmospheric correction of satellite measurements in the solar spectrum"
H. RAHMAN, G. DEDIEU Int. J. Remote Sensing, 1994, vol.15, no.1, 123-143.
SMAC Algorithm Specification
SMAC Processor Documentation