Lopes, L. E. (2017) “Morphological variation of the Long-tailed Reed Finch Donacospiza albifrons (Vieillot, 1817) (Aves: Thraupidae)”, Zootaxa. Auckland, New Zealand, 4329(3), pp. 201–218. doi: 10.11646/zootaxa.4329.3.1.