Cook-Mena, V. et al. 2019. Variation of the abundance of Lama guanicoe in Bosque Fray Jorge National Park Coquimbo, Chile, and its relation with plant cover. Revista Peruana de Biología. 26, 4 (Dec. 2019), 481–490. DOI:https://doi.org/10.15381/rpb.v26i4.15990.