@Article{npg-1-41-1994,
AUTHOR = {Elsner, J. B. and Tsonis, A. A.},
TITLE = {Empirically derived climate predictability over the extratropical northern hemisphere},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {1},
YEAR = {1994},
NUMBER = {1},
PAGES = {41--44},
URL = {http://www.nonlin-processes-geophys.net/1/41/1994/},
DOI = {10.5194/npg-1-41-1994}
}