@Article{npg-1-72-1994,
AUTHOR = {Kurths, J. and Schwarz, U. and Sonett, C. P. and Parlitz, U.},
TITLE = {Testing for nonlinearity in radiocarbon data},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {1},
YEAR = {1994},
NUMBER = {1},
PAGES = {72--76},
URL = {http://www.nonlin-processes-geophys.net/1/72/1994/},
DOI = {10.5194/npg-1-72-1994}
}