@Article{npg-11-561-2004,
AUTHOR = {Grinsted, A. and Moore, J. C. and Jevrejeva, S.},
TITLE = {Application of the cross wavelet transform and wavelet coherence to geophysical time series},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {11},
YEAR = {2004},
NUMBER = {5/6},
PAGES = {561--566},
URL = {http://www.nonlin-processes-geophys.net/11/561/2004/},
DOI = {10.5194/npg-11-561-2004}
}