1. AOAC 1984 Official Methods of Analysis (14th edn). Association of Official Analytical Chemists, Washington, DC, USA.
2. 1986 Etude des pertes azotees d'origin endogene dans le tube digestif chez trois especes monogastriques: le porc, le coq et le rat. Dissertation, University Clermont, France.
3. 1989 The resistance to proteolytic breakdown of some plant (seed) proteins and their effect on nutrient utilization and gut metabolism. In: Absorption and Utilization of Amino Acids, Vol 3, ed CRC Press Inc., Boca Raton, FL, USA, pp 243–263.
4. 1979 Short note: Secretion of nitrogenous compounds into the small intestine of pigs. In: Current Concepts of Digestion and Absorption in Pigs, eds & . The National Institute for Research in Dairying, Reading, UK, pp 151–153.
5. , 1989 Ileal digestibility of protein in pigs fed diets with peas of variable contents of protein and tannins. In: Recent Advances of Research in Antinutritional Factors in Legume Seeds, eds & . Pudoc, Wageningen, The Netherlands, pp 181–184.