Alexander, L.V., Zhang, X., Peterson, T.C., Caesar, J., Gleason, B., Klein Tank, A.M.G., Haylock, M., Vazquez-Aguirre, J.L. and others, 2006
“Global observed changes in daily climate extremes of temperature and precipitation.”
Journal opf Geophysical Research, 111, D05109, doi:10.1029/2005JD006290