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♦ ¹Botanical composition of the diets of alpaca (Lama pacos) and llama (Lama glama) in the Andean rangelands of Chile, Birgit Wackwitz, G. Castellaro, H. J. Schwartz, A. Raggi, Deutscher Tropentag 1999 in Berlin, Session: Sustainable Technology Development in Animal Agriculture
♦ ²"Botanical composition of taruka (Hippocamelus antisensis) diet during rainy season in Huascaran National Park, Peru", C. Gazzolo, Advances in Deer Biology Praha 2006 Luděk Bartoš, Adam Dušek, Radim Kotrba, Jitka Bartošová-Víchová (Editors), p. 216