Joseph, L.; Toon, A.; Schirtzinger, E.E.; Wright, T.F.; Schodde, R. (). „A revised nomenclature and classification for family-group taxa of parrots (Psittaciformes)”. Zootaxa. 3205 (1): 26–40. doi:10.11646/zootaxa.3205.1.2.
Smith, B.T.; Merwin, J.; Provost, K.L.; Thom, G.; Brumfield, R.T.; Ferreira, M.; Mauck, W.M.I.; Moyle, R.G.; Wright, T.F.; Joseph, L. (). „Phylogenomic analysis of the parrots of the world distinguishes artifactual from biological sources of gene tree discordance”. Systematic Biology. 72 (1): 228–241. doi:10.1093/sysbio/syac055.
Santos, Susana I. C O.; Elward, Brian; Lumeij, Johannes T. (). „Sexual Dichromatism in the Blue-fronted Amazon Parrot (Amazona aestiva) Revealed by Multiple-angle Spectrometry”. Journal of Avian Medicine and Surgery. 20 (1): 8–14. doi:10.1647/1082-6742(2006)20[8:SDITBA]2.0.CO;2.
Bendavidez, A.; Palacio, F.X.; Rivera, L.O.; Echevarria, A.L.; Politi, N. (). „Diet of Neotropical parrots is independent of phylogeny but correlates with body size and geographical range”. Ibis. 160 (4): 742–754. doi:10.1111/ibi.12630.
Iwaniuk, A. N.; Nelson, J. E. (). „Developmental differences are correlated with relative brain size in birds: a comparative analysis”. Canadian Journal of Zoology. 81 (12): 1913–1928. Bibcode:2003CaJZ...81.1913I. doi:10.1139/z03-190.
„The National Bird”. The Government of St. Vincent and the Grenadines Ministry of Foreign Affairs, Trade and Commerce. Arhivat din original la . Accesat în .
Iwaniuk, A. N.; Nelson, J. E. (). „Developmental differences are correlated with relative brain size in birds: a comparative analysis”. Canadian Journal of Zoology. 81 (12): 1913–1928. Bibcode:2003CaJZ...81.1913I. doi:10.1139/z03-190.
Ball, V. (). „Further Notes on the Identification of the Animals and Plants of India, Which Were Known to Early Greek Authors”. Proceedings of the Royal Irish Academy. 1: 1–9. JSTOR20503820.
„The National Bird”. The Government of St. Vincent and the Grenadines Ministry of Foreign Affairs, Trade and Commerce. Arhivat din original la . Accesat în .
Campbell, T. S. (decembrie 2000). „The Monk Parakeet”. The Institute for Biological Invasions. Arhivat din original la .
Gill, Frank; Donsker, David; Rasmussen, Pamela, ed. (iulie 2023). „Parrots, cockatoos”. IOC World Bird List Version 13.2. International Ornithologists' Union. Accesat în .