Santini, A., A. Fagnani, F. Ferrini, M. Mittempergher, M. Brunetti, A. Crivellaro, and N. Macchioni. “Elm Breeding for DED Resistance, the Italian Clones and Their Wood Properties”. Forest Systems, Vol. 13, no. 1, Apr. 2004, pp. 179-84, doi:10.5424/822.