TY  - SER
AU  - Lebaron, B.A.
AU  - Michalsky, J.J.
AU  - Harrison, L.
TI  - Rotating Shadowband Photometer Measurement of Atmospheric Turbidity: A tool  for  Estimating Visibility
KW  - Visibility
KW  - Aerosols
KW  - Sun Radiometry
ER  -