%0 Journal Article %T Understanding El NiƱo in OceanAtmosphere General Circulation Models: Progress and Challenges %A Guilyardi, Eric %A Wittenberg, Andrew %A Fedorov, Alexey %A Collins, Mat %A Wang, Chunzai %A Capotondi, Antonietta %A van Oldenborgh, Geert Jan %A Stockdale, Tim %J Bulletin of the American Meteorological Society %V 90 %N 3 %P 325-340 %@ 1520-0477 %D 2009-03-23 %I American Meteorological Society %~ DeepDyve