Gokula, V (2011). “Breeding biology of the Spot-billed Pelican (Pelecanus philippensis) in Karaivetti Bird Sanctuary, Tamil Nadu, India”, Chinese Birds2 (2), p. 101–108. doi:10.5122/cbirds.2011.0013.
Gokula V (2011). “An ethogram of Spot-billed Pelican (Pelecanus philippensis)”, Chinese Birds2 (4), p. 183–192. doi:10.5122/cbirds.2011.0030.
Bartholomew, GA; Robert C. Lasiewski and Eugene C. Crawford, Jr. (1968). “Patterns of Panting and Gular Flutter in Cormorants, Pelicans, Owls, and Doves”, The Condor70 (1), p. 31–34. doi:10.2307/1366506.