Seutin, G.; Ratcliffe, L. M. & Boag, P. T. (1995) Mitochondrial DNA homogeneity in the phenotypically diverse redpoll finch complex (Aves: Carduelinae: Carduelis flammea - hornemanni). Evolution49(5): 962–973. doi:10.2307/2410418 (HTML abstract and first page image)
Sangster, George; Knox, Alan G.; Helbig, Andreas J.; Parkin, David T. Taxonomic recommendations for European birds. Ibis. 2002, 144 (1): 153–159. doi:10.1046/j.0019-1019.2001.00026.x.
Gill, Frank; Donsker, David (编). Finches, euphonias. World Bird List. V13.2. International Ornithologists' Union. [22 December 2023]. (原始内容存档于2021-04-28).
Gill, Frank; Donsker, David (编). Finches, euphonias. World Bird List. V13.2. International Ornithologists' Union. [22 December 2023]. (原始内容存档于2021-04-28).