IPCC: Contribution of Working Group II to the Fourth Assessment Report of the Intergovernamental Panel on Climate Change, edited by: Parry, M. L., Canziani, O. F., Palutikof, J. P., van der Linden, P. J., and Hanson, C. E., Cambridge University Press, UK and USA, 2007.

Kuglitsch, F. G., Toreti, A., Xoplaki, E., Della-Marta, P. M., Luterbacher, J., and Wanner, H.: Homogenization of daily maximum temperature series in the Mediterranean, J. Geophys. Res., 114, D15108, https://doi.org/10.1029/2008JD011606, 2009.

Peterson, T. C.: Climate Change Indices, WMO Bull., 54, 83–86, 2005.

Seidel, D. J. and Lanzante, J. R.: An assessment of three alternatives to linear trends for characterizing global atmospheric temperature changes, J. Geophys. Res., 109, D14108, https://doi.org/10.1029/2003JD004414, 2004.

Tomé, A. R. and Miranda, P. M. A.: Piecewise linear fitting and trend changing points of climate parameters, Geophys. Res. Lett., 31, L02207, https://doi.org/10.1029/2003GL019100, 2004.

Toreti, A. and Desiato, F.: Temperature trend over Italy from 1961 to 2004, Theor. Appl. Climatol., 91, 51–58, 2008a.

Toreti, A. and Desiato, F.: Changes in temperature extremes over Italy in the last 44 years, Int. J. Climatol., 28, 733–745, 2008b.

WHO – World Health Organization: Protecting health in Europe from climate change, edited by: Menne, B., Apfel, F., Kovats, S., and Racioppi, F., 2008.

WMO – World Meteorological Organization: Guide to climatological practices, No. 100, 3 Edn., 2010.