1. Official Methods of Analysis of the AOAC;Association of Official Analytical Chemists,1990
2. Bampidis, V.A., Lymberopoulos, A.G., Christodoulou. V., Belibasaki, S., 2006. Impacts of supplemental dietary biotin on lameness in sheep. Anim. Feed Sci. Technol. (in review).
3. Effects of biotin supplementation on performance and claw lesions on a commercial dairy farm;Bergsten;J. Dairy Sci.,2003
4. Effect of varying hay/barley-proportions on microbial biotin metabolism in the rumen simulating fermentor Rusitec;Da Costa Gomez;P. Soc. Nutr. Phys.,1998
5. Council Directive (EC) No. 609/86 of 24 November 1986 on the approximation of laws, regulations and administrative provisions of the Member States regarding the protection of animals used for experimental and other scientific purposes;EEC;Official J. L,1986