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Chesser, R. Terry; Burns, Kevin J.; Cicero, Carla; Dunn, Jon L.; Kratter, Andrew W.; Lovette, Irby J.; Rasmussen, Pamela C.; Remsen, J. V.; Stotz, Douglas F.; Winger, Benjamin M.; Winker, Kevin (July 2018). «Fifty-ninth Supplement to the American Ornithological Society's Check-list of North American Birds». The Auk135 (3): 798–813. ISSN0004-8038. doi:10.1642/auk-18-62.1.
