Close Greenland ice core evidence for spatial and temporal variability of the Atlantic Multidecadal Oscillations,
Chylek, P., C. Folland, L. Frankcombe, H. Dijkstra, G. Lesins, M. Dubey (2012),
Geophys. Res. Lett., 39 p. L09705,
10.1029/2012GL051241.