illumination measurement 
| Title |
Date |
Author |
|---|---|---|
| Modeling Skylight Angular Luminance Distribution from Routine Irradiance Measurements | Jan 01, 1993 | R. Perez, R. Seals, J. Michalsky |
| Glare and Visibility | Mar 01, 1925 | M. Luckiesh, L. L. Halladay |