Young, G. H. F., Loader, N. J., McCarroll, D., Bale, R. J., Demmler, J. C., Miles, D., … Whitney, M. (2015). Oxygen stable isotope ratios from British oak tree-rings provide a strong and consistent record of past changes in summer rainfall. Climate Dynamics, 45(11-12), 3609-3622. https://doi.org/10.1007/s00382-015-2559-4