R. CARRIERI, R. SORRENTINO, E. RAGOZZINO, and D. ALIOTO, “Red valerian (<em>Centranthus ruber</em> L.): wild host of <em>Cucumber mosaic virus</em> in uncultivated areas of Campania region (Southern Italy)”, Phytopathol. Mediterr., vol. 51, no. 2, pp. 397–401, Aug. 2012.