@Article{acp-7-2817-2007, AUTHOR = {Badosa, J. and McKenzie, R. L. and Kotkamp, M. and Calbó, J. and González, J. A. and Johnston, P. V. and O'Neill, M. and Anderson, D. J.}, TITLE = {Towards closure between measured and modelled UV under clear skies at four diverse sites}, JOURNAL = {Atmospheric Chemistry and Physics}, VOLUME = {7}, YEAR = {2007}, NUMBER = {11}, PAGES = {2817--2837}, URL = {http://www.atmos-chem-phys.net/7/2817/2007/}, ISSN = {1680-7316} }