Opinion 1188 Aphis Pyri Boyer de Fonscolombe, 1841 (Insecta: Hemiptera) conserved
International Commission on Zoological Nomenclature
Article
1981
The Bulletin of zoological nomenclature
38
239--242
BioStor
London International Trust for Zoological Nomenclature
BioStor: https://biostor.org/reference/146013