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♦ ¹Predation upon small mammals in shrublands and grasslands of southern South America: ecological correlates and presumable consequences, Fabian M. Jaksic, Revista Chilena de Historia Natural 59: 209-221 (1986)
♦ ²Alvarado O., Sergio, et al. "Diet of the Rufous-legged Owl (Strix rufipes) at the northern limit of its distribution in Chile." The Wilson Journal of Ornithology 119.3 (2007): 475+. Academic OneFile. Web. 15 July 2014.
♦ ³Breeding Biology of a Grey Eagle-Buzzard Population in Patagonia, Fernando Hiraldo, José A. Donázar, Olga Ceballos, Alejandro Travaini, Javier Bustamante and Martín Funes, The Wilson Bulletin, Vol. 107, No. 4 (Dec 1995), pp. 675-685