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♦ ¹Acuña Plavan, A., Sellanes, J., Rodríguez, L. and Burone, L. (2007), "Feeding ecology of Urophycis brasiliensis on the Uruguayan coast of the Río de la Plata estuary". Journal of Applied Ichthyology, 23: 231–239
♦ ²Food habits, selectivity, and foraging modes of the school shark Galeorhinus galeus, Luis O. Lucifora, Verónica B. García, Roberto C. Menni, Alicia H. Escalante, Mar Ecol Prog Ser 315: 259–270, 2006