- Journal of Animal Physiology and Animal Nutrition (August 2008)PMID: 18662358 .
- The Journal of Nutritional Biochemistry (July 2008)PMID: 18602818 .
- British Poultry Science (September 2008)PMID: 18836905 .
- SMALL RUMINANT RESEARCH 73(1-3):186-193 (2007)
- JOURNAL OF ANIMAL PHYSIOLOGY AND ANIMAL NUTRITION 91(3-4):100-108 (2007)
- ANIMAL 1(6):827-834 (2007)


author