2002

1. The human dimension taht favours the unnatural expansion of an exotic ungulate ("Ammotragus lervia") throughout the Iberian Peninsula

   Pirineos, Núm. 157, pp. 181-189

2. The potential of distance sampling methods to estimate abundance of mountain ungulates: review of usefulness and limitations

   Pirineos, Núm. 157, pp. 15-23