@misc{jones_instrument_and_2003, 
author={Jones, J.M., Widmann, M.},
title={Instrument- and Tree-Ring-Based Estimates of the Antarctic Oscillation},
year={2003},
howpublished = {journal article},
note = {Jones, J.; Widmann, M.: Instrument- and Tree-Ring-Based Estimates of the Antarctic Oscillation. Journal of Climate. 2003. vol. 16, no. 21, 3511-3524.}}