J.E. Olesen, M. Trnka, K.C. Kersebaum, A.O. Skjelvåg, B. Seguin, P. Peltonen-Sainio, F. Rossi, J. Kozyra, F. Micale,
Impacts and adaptation of European crop production systems to climate change European Journal of Agronomy. ,vol. 34, pp. 96- 112 ,(2011) ,
10.1016/J.EJA.2010.11.003