Estela, Felipe A.; Silva, John Douglas & Castillo, Luis Fernando (2005): El pelícano blanco americano (Pelecanus erythrorhynchus) en Colombia, con comentarios sobre los effectos de los huracanes en el Caribe [The American White Pelican (Pelecanus erythrorhynchus) in Colombia, with comments on the effects of Caribbean hurricanes]. Caldasia27(2): 271- 275 [Spanish with English abstract]. PDF fulltext 18 Temmuz 2015 tarihinde Wayback Machine sitesinde arşivlendi.
Estela, Felipe A.; Silva, John Douglas & Castillo, Luis Fernando (2005): El pelícano blanco americano (Pelecanus erythrorhynchus) en Colombia, con comentarios sobre los effectos de los huracanes en el Caribe [The American White Pelican (Pelecanus erythrorhynchus) in Colombia, with comments on the effects of Caribbean hurricanes]. Caldasia27(2): 271- 275 [Spanish with English abstract]. PDF fulltext 18 Temmuz 2015 tarihinde Wayback Machine sitesinde arşivlendi.
Blood, Donald A.; Hames, Michael; Graham, Arifin; Pawlas, Richard & Friis, Laura (1993) "American White Pelican" 27 Şubat 2009 tarihinde Wayback Machine sitesinde arşivlendi. in Wildlife in British Columbia at Risk. Province of British Columbia Ministry of Environment, Lands and Parks. ISBN 0-7726-7466-3
Blood, Donald A.; Hames, Michael; Graham, Arifin; Pawlas, Richard & Friis, Laura (1993) "American White Pelican" 27 Şubat 2009 tarihinde Wayback Machine sitesinde arşivlendi. in Wildlife in British Columbia at Risk. Province of British Columbia Ministry of Environment, Lands and Parks. ISBN 0-7726-7466-3