@Article{ sun.ea_2006_1, author = {Sun, Y. and Solomon, S. and Dai, A. and Portmann, R. W.}, title = {How Often Does It Rain?}, doi = {http://dx.doi.org/10.1175/JCLI3672.1}, journal = {Journal of Climate}, volume = {19}, number = {6}, pages = {916-934}, year = {2006} }