Majka, C. G., & Lesage, L. (2008). Introduced leaf beetles of the Maritime Provinces, 7: Cassida rubiginosa Muller and Cassida flaveola Thunberg (Coleoptera: Chrysomelidae). Zootaxa, 1811(1), 37–56. https://doi.org/10.11646/zootaxa.1811.1.3