Luterbacher, J., Koenig, S. J., Franke, J., van der Schrier, G., Zorita, E., Moberg, A., … Zerefos, C. S. (2010). Circulation dynamics and its influence on European and Mediterranean January-April climate over the past half millennium: results and insights from instrumental data, documentary evidence and coupled climate models. Climatic Change, 101(1-2), 201-234. https://doi.org/10.1007/s10584-009-9782-0