Moretti, C., Caglioti, C., Innocenti, M. and Buonaurio, R. (2002) “Occurrence of a soft rot of calla («Zantedeschia aethiopica») caused by «Pectobacterium carotovorum» subsp. «carotovorum» in central Italy”, Phytopathologia Mediterranea, 41(2), pp. 152–156. doi: 10.14601/Phytopathol_Mediterr-1667.