Lesage, Laurent, and Christopher G. Majka. 2009. “Introduced Leaf Beetles of the Maritime Provinces, 8: Gastrophysa polygoni Linnaeus (Coleoptera: Chrysomelidae)”. Zootaxa 2047 (1). Auckland, New Zealand:48–62. https://doi.org/10.11646/zootaxa.2047.1.2.