1. Albon SD, Langvatn R (1992) Plant phenology and the benefits of migration in a temperate ungulate. Oikos 65:502–513
2. Altmann J (1974) Observational study of behavior: sampling methods. Behaviour 49:227–267
3. Association of Official Analytical Chemists (1980) Official methods of analysis, Washington DC
4. Bassano B, Gauthier D, Joccolè L, Peracino V (2004) Capture d’ongulés de montagne par téléanesthésie. Parc Nationale de la Vanoise/Parco Nazionale Gran Paradiso, Chambery Cedex/Torino
5. Bassano B, von Hardenberg A, Pelletier F, Gobbi G (2003) A method to weight free-ranging ungulates without handling. Wildl Soc Bull 31:1205–1209