KNAUS, Ronald M. Estimates of Oil-Soaked Carcasses of the Magellanic Penguin (Spheniscus magellanicus) on the eastern shore of Península Valdés, Chubut Province, Argentina. El Hornero, Argentina, ARG, v. 13, n. 2, p. 171–173, 1990. DOI: 10.56178/eh.v13i2.1109. Disponível em: https://elhornero.avesargentinas.org.ar/home/article/view/1109.. Acesso em: 30 nov. 2025.