TY - JOUR A1 - Sabburg, J. M. A1 - Long, C. N. T1 - Improved sky imaging for studies of enhanced UV irradiance JO - Atmos. Chem. Phys. J1 - ACP VL - 4 IS - 11/12 SP - 2543 EP - 2552 Y1 - 2004/12/14 PB - Copernicus Publications SN - 1680-7316 UR - http://www.atmos-chem-phys.net/4/2543/2004/ L1 - http://www.atmos-chem-phys.net/4/2543/2004/acp-4-2543-2004.pdf ER -