Ribaga, C. 1902 Attività del Novius cardinalis Muls. contro l'Icerya purchasi Mask. in Italia. [Activity of Novius cardinalis Muls. against Icerya purchasi Mask. in Italy.]. Rivista di Patologia Vegetale. Firenze 10: 299-323.

Notes: The introduction, increase and distribution of Novius cardinalis within Italy. Hosts include Aonidiella perniciosa and Diaspis pentagona as well as Icerya purchasi.