del Hoyo, J.; Elliott, A.; Sargatal, J. 1999. Handbook of the Birds of the World, vol. 5: Barn-owls to Hummingbirds. Lynx Edicions, Barcelona, Spain.
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Recommended citation
BirdLife International (2024) Species factsheet: Bolivian Starfrontlet Coeligena violifer. Downloaded from
https://datazone.birdlife.org/species/factsheet/bolivian-starfrontlet-coeligena-violifer on 24/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from
https://datazone.birdlife.org/species/search on 24/12/2024.