Stroyan, H. L. G. (1963). Notes on the Species of Aspidaphium Börner, 1939 (Homoptera: Aphididae). Beiträge Zur Entomologie = Contributions to Entomology, 13(1-2), 81–88. https://doi.org/10.21248/contrib.entomol.13.1-2.81-88