@Article{npg-11-463-2004,
AUTHOR = {Laio, F. and Porporato, A. and Ridolfi, L. and Tamea, S.},
TITLE = {Detecting nonlinearity in time series driven by non-Gaussian noise: the case of river flows},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {11},
YEAR = {2004},
NUMBER = {4},
PAGES = {463--470},
URL = {http://www.nonlin-processes-geophys.net/11/463/2004/},
DOI = {10.5194/npg-11-463-2004}
}