Hart, J. A. and C. C. Rimmer (2020). White-winged Warbler (Xenoligea montana), version 1.0. In Birds of the World (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.whwwar1.01 retrieved October 10, 2022