J. V. Remsen, Jr.; C. D. Cadena; A. Jaramillo; M. Nores; J. F. Pacheco; M. B. Robbins; T. S. Schulenberg; F. G. Stiles i dr.. (2007). „A classification of the bird species of South America”. South American Classification Committee. American Ornithologists' Union. Arhivirano iz originala na datum October 10, 2007. Pristupljeno 2007-10-15.
J. V. Remsen, Jr.; C. D. Cadena; A. Jaramillo; M. Nores; J. F. Pacheco; M. B. Robbins; T. S. Schulenberg; F. G. Stiles i dr.. (2011). „A classification of the bird species of South America”. South American Classification Committee. American Ornithologists' Union. Arhivirano iz originala na datum 2009-03-02. Pristupljeno 2011-06-12.
„Frequently Asked Questions”. PLANTS database. United States Department of Agriculture. Pristupljeno 2011-06-12.
web.archive.org
J. V. Remsen, Jr.; C. D. Cadena; A. Jaramillo; M. Nores; J. F. Pacheco; M. B. Robbins; T. S. Schulenberg; F. G. Stiles i dr.. (2007). „A classification of the bird species of South America”. South American Classification Committee. American Ornithologists' Union. Arhivirano iz originala na datum October 10, 2007. Pristupljeno 2007-10-15.
J. V. Remsen, Jr.; C. D. Cadena; A. Jaramillo; M. Nores; J. F. Pacheco; M. B. Robbins; T. S. Schulenberg; F. G. Stiles i dr.. (2011). „A classification of the bird species of South America”. South American Classification Committee. American Ornithologists' Union. Arhivirano iz originala na datum 2009-03-02. Pristupljeno 2011-06-12.