Hodgson, C. J., I. M. Millar, and P. J. Gullan. “Cissococcus Cockerell (Hemiptera: Coccoidea: Coccidae), a Unique Gall-Inducing Soft Scale Genus on Vitaceae from South Africa, With Description of a New Species”. Zootaxa, vol. 2996, no. 1, Aug. 2011, pp. 1–32, doi:10.11646/zootaxa.2996.1.1.