Sosa, M. A., & Acosta Hospitaleche, C. I. A. Postnatal ontogeny of the spine of the Emperor Penguin Aptenodytes forsteri (Aves, Sphenisciformes) and modularity of the neck. Polar Biology, 45(2), 309.
Chicago Style (17th ed.) CitationSosa, María Alejandra, and Carolina Ileana Alicia Acosta Hospitaleche. "Postnatal Ontogeny of the Spine of the Emperor Penguin Aptenodytes Forsteri (Aves, Sphenisciformes) and Modularity of the Neck." Polar Biology 45, no. 2 (): 309.
MLA (9th ed.) CitationSosa, María Alejandra, and Carolina Ileana Alicia Acosta Hospitaleche. "Postnatal Ontogeny of the Spine of the Emperor Penguin Aptenodytes Forsteri (Aves, Sphenisciformes) and Modularity of the Neck." Polar Biology, vol. 45, no. 2, , p. 309.
Warning: These citations may not always be 100% accurate.