Chapter 4 Changes in the oceanography of the Mediterranean Sea and their link to climate variability, Tsimplis, M.N., Zervakis V., Josey S.A., Peneva E.L., Struglia Maria Vittoria, Stanev E.V., Theocharis A., Lionello P., Malanotte-Rizzoli P., Artale V., et al. , Developments in Earth and Environmental Sciences, Volume 4, Number C, p.227-282, (2006)