Jara, S. ., J. E. . Celis, A. . Araneda, M. . González, W. . Espejo, and R. . Barra. “Assessment of Persistent Organic Pollutants and Their Relationship With Immunoglobulins in Blood of Penguin Colonies from Antarctica”. Austral Journal of Veterinary Sciences, vol. 50, no. 1, May 2021, pp. 43-49, http://ajvs.cl/index.php/ajvs/article/view/118.