“Ultrastructural Aspects of the Tongue in Magellanic Penguins Spheniscus Magellanicus (Forster, 1781)”. Acta Scientiarum. Biological Sciences, vol. 36, nº 4, outubro de 2014, p. 491-7, https://doi.org/10.4025/actascibiolsci.v36i4.23168.