1. Effect of vitamin E supplementation on the health and fertility of dairy cows: A review;Allison;Veterinary Record,2000
2. AOAC (Association of Official Analytical Chemists, USA). 1990. Official Methods of Analysis of the Association of Official Analytical Chemists. 15th ed. Arlington, VA, USA.
3. Official Methods of Analysis of the Association of Official Agricultural Chemists;AOAC (Association of Official Analytical Chemists, USA),2007
4. Effect of fat supplementation on leptin, insulin-like growth factor 1, growth hormone, and insulin in cattle;Becu-Villalobos;Canadian Journal of Veterinary Research,2007
5. Growth and accretion of energy and protein in the gravid uterus during late pregnancy in Holstein cows;Bell;Journal of Dairy Science,1995