Girard, I., Adrados, C., Peracino, A., Marinot, J.P., Bassano, B. y Janeau, G. 2002. Feasibility of GPS use to locate wild ungulates in high mountain environment. Pirineos. 157, (dic. 2002), 7–14. DOI:https://doi.org/10.3989/pirineos.2002.v157.56.