C. Brullo, S. Brullo, G. Giusso Del Galdo, R. Guarino, G. Siracusa, and S. Sciandrello, “THE CLASS QUERCO-FAGETEA SYLVATICAE IN SICILY: AN EXAMPLE OF BOREO-TEMPERATE VEGETATION IN THE CENTRAL MEDITERRANEAN REGION”, Ann Bot, vol. 2, pp. 19–38, Apr. 2012.