Remsen, J.V. Jr.; Schirtzinger, E.E.; Ferraroni, A.; Silveira, L.F.; Wright, T.F. (). „DNA-sequence data require revision of the parrot genus Aratinga (Aves: Psittacidae)”. Zootaxa. 3641 (3): 296–300. doi:10.11646/zootaxa.3641.3.9. PMID26287088.
Ribas, Camila C.; Miyaki, Cristina Y. (). „Molecular systematics in Aratinga parakeets: species limits and historical biogeography in the 'solstitialis' group, and the systematic position of Nandayus nenday”. Molecular Phylogenetics and Evolution. 30 (3): 663–75. Bibcode:2004MolPE..30..663R. doi:10.1016/S1055-7903(03)00223-9. PMID15012946.
Silverira, L.; Höfling, E. (). „A new species of Aratinga Parakeet (Psittaformes: Psittacidae) from Brazil, with taxonomical remarks on the Aratinga solstitialis complex”. The Auk. 122 (1): 292–305. doi:10.1642/0004-8038(2005)122[0292:ANSOAP]2.0.CO;2.
Tavares ES; Baker AJ; Pereira SL; Miyaki CY (). „Phylogenetic relationships and historical biogeography of Neotropical parrots (Psittaciformes : Psittacidae : Arini) inferred from mitochondrial and nuclear DNA sequences”. Systematic Biology. 55 (3): 454–470. doi:10.1080/10635150600697390. PMID16861209.
Ribas, Camila C.; Miyaki, Cristina Y. (). „Molecular systematics in Aratinga parakeets: species limits and historical biogeography in the 'solstitialis' group, and the systematic position of Nandayus nenday”. Molecular Phylogenetics and Evolution. 30 (3): 663–75. Bibcode:2004MolPE..30..663R. doi:10.1016/S1055-7903(03)00223-9. PMID15012946.
Remsen, J.V. Jr.; Schirtzinger, E.E.; Ferraroni, A.; Silveira, L.F.; Wright, T.F. (). „DNA-sequence data require revision of the parrot genus Aratinga (Aves: Psittacidae)”. Zootaxa. 3641 (3): 296–300. doi:10.11646/zootaxa.3641.3.9. PMID26287088.
Ribas, Camila C.; Miyaki, Cristina Y. (). „Molecular systematics in Aratinga parakeets: species limits and historical biogeography in the 'solstitialis' group, and the systematic position of Nandayus nenday”. Molecular Phylogenetics and Evolution. 30 (3): 663–75. Bibcode:2004MolPE..30..663R. doi:10.1016/S1055-7903(03)00223-9. PMID15012946.
Tavares ES; Baker AJ; Pereira SL; Miyaki CY (). „Phylogenetic relationships and historical biogeography of Neotropical parrots (Psittaciformes : Psittacidae : Arini) inferred from mitochondrial and nuclear DNA sequences”. Systematic Biology. 55 (3): 454–470. doi:10.1080/10635150600697390. PMID16861209.