• [Wiki] http://en.wikipedia.org/wiki/Trichechus_inunguis.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Trichechus_inunguis.
• [seaworld] http://www.seaworld.org/animal-info/info-books/manatee/birth-&-care.htm.
• [sirenian] http://www.sirenian.org/FPLBooklet.pdf.
• [spec_id] http://species-identification.org/species.php?species_group=marine_mammals&id=150.
• [ISSN] 1676-0603, I. http://www.biotaneotropica.org.br/v10n3/en/abstract?article+bn01410032010.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [VergPare2010] Vergara-Parente, J. E., Parente, C. L., Marmontel, M., Silva, J. C. R., and Sá, F. B. (2010). Growth curve of free-ranging Trichechus inunguis. Biota Neotrop., 10(3).