Zahradnik, J. (1955). Zur Nomenklatur von Quadraspidiotus ma ani Zahradník (Quadraspidiotus schneideri Bachmann) (Homoptera: Coccoidea). Beiträge zur Entomologie = Contributions to Entomology, 5(1-2), 88-90. https://doi.org/10.21248/contrib.entomol.5.1-2.88-90