1. Barton, B.A., 1978. Studies of vitamin D, calcium, and phosphorus metabolism of the dairy cow. Master’s thesis dissertation. University of Wisconsin, Madison, WI, USA.
2. Peripartum responses of Holstein cows and heifers fed graded concentrations of calcium (calcium carbonate) and anion (chloride) three weeks before calving;Beede;Journal of Dairy Science,2001
3. Manipulating dietary anions and cations for prepartum dairy cows to reduce incidence of milk fever;Block;Journal of Dairy Science,1984
4. Magnesium absorption from the digestive tract of sheep;Care;Quarterly Journal of Experimental Physiology,1984
5. Clinical assessment of acid–base status. Strong ion difference theory;Constable;Veterinary Clinics of North America: Food Animal Practice,1999