Lopes, Leonardo Esteves. 2017. “Morphological Variation of the Long-Tailed Reed Finch Donacospiza albifrons (Vieillot, 1817) (Aves: Thraupidae)”. Zootaxa 4329 (3). Auckland, New Zealand:201–218. https://doi.org/10.11646/zootaxa.4329.3.1.