Huba, A. 1965 [The development dependence of Quadraspidiotus perniciosus Comst.) on environmental factors.] Die Entwicklungsabhangikeit von Quadraspidiotus perniciosus Comst.) an umweltfaktoren.. Proceedings. XII International Congress of Entomology. Royal Entomological Society of London London 842 pp.
Notes: [Conference held in London, 8-16 July, 1964.]