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Snow, David W.; Teixeira, Dante L. (1982). "Hummingbirds and their flowers in the coastal mountains of southeastern Brazil". Journal für Ornithologie. 123 (4): 446–50. doi:10.1007/BF01643279. S2CID23568595.
Snow, David W.; Teixeira, Dante L. (1982). "Hummingbirds and their flowers in the coastal mountains of southeastern Brazil". Journal für Ornithologie. 123 (4): 446–50. doi:10.1007/BF01643279. S2CID23568595.