@Article{acp-11-1177-2011,
AUTHOR = {Frederick, J. E. and Hodge, A. L.},
TITLE = {Solar irradiance at the earth's surface: long-term behavior observed at the South Pole},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {11},
YEAR = {2011},
NUMBER = {3},
PAGES = {1177--1189},
URL = {http://www.atmos-chem-phys.net/11/1177/2011/},
DOI = {10.5194/acp-11-1177-2011}
}