1. and 1990. The animal husbandry-forage system on the protection of the Alpine environment, in Int. Symp. Agroecology and Conservation Issues in Temperate and Tropical Regions, University of Padora, September 26-29.
2. Association of Official Analytical Chemists (AOAC). 1984. Official Methods of Analysis (14th edn.) Association of Official Analytical Chemists, Washington.
3. The effect of forage species and stage of harvest on the processes of digestion occurring in the rumen of cattle
4. , and 1988. ‘Utilization du päturage par les ovins’, pp. 271–273 in Alimentation de Bavins Ovins & Caprins, INRA, Paris.