1. Extinct and vanishing mammals of the Western hemisphere with the marine species of all the oceans (Special Publication);Allen;American Committee on International Wild Life Protection,1942
2. Report on mammals from the district of Santa Marta, Colombia;Allen;Bulletin American Museum of Natural History,1904
3. La Ciénaga Grande;Angulo,1990
4. Bonde, R.K., O'Shea, T.J., Beck, C.A., 1983. Manual of procedures for the salvage and necropsy of carcasses of the West Indian manatee (Trichechus manatus). National Technical Information Service PB 83-255273.
5. Bössenecker, P.J., 1976. The capture and care of Sotalia guianensis. Aquatic Mammals, 6, 13–17.