Is the Antarctic oscillation trend during the recent decades unusual?

Influence of the Tropics on the Southern Annular Mode

(2012) Qinghua Ding et al.   JOURNAL OF CLIMATE

Signatures of the Antarctic ozone hole in Southern Hemisphere surface climate change

(2011) David W. J. Thompson et al.   Nature Geoscience

The ERA-Interim reanalysis: configuration and performance of the data assimilation system

(2011) D. P. Dee et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Historical SAM Variability. Part I: Century-Length Seasonal Reconstructions*

(2009) Julie M. Jones et al.   JOURNAL OF CLIMATE

Historical SAM Variability. Part II: Twentieth-Century Variability and Trends from Reconstructions, Observations, and the IPCC AR4 Models*

(2009) Ryan L. Fogt et al.   JOURNAL OF CLIMATE

A Station-Based Southern Annular Mode Index from 1884 to 2005

(2008) Martin Visbeck   JOURNAL OF CLIMATE