- ↑ Remaudière, G. & M. Remaudière (1997) , Catalogue of the World’s Aphididae, INRA, Paris 473 pp
- ↑ Brown, P.A. & Blackman (1994) Morphometric variation in the Geoica utricularia (Homoptera: Aphididae) species group on Pistacia (Anacardiaceae), with descriptions of new species and a key to emigrant alatae, Systematic Entomology 19(2):119-132
- ↑ 3.0 3.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ AphidSF: Aphid Species File. Favret C., 14 Abril 2010