Kalafova, A. ., J. . Kováčik, P. . Massányi, N. . Lukáčik, R. . Jurčí­k, and M. . Schneidgenová. “Effect of Nickel and Zinc Peroral Administration on Meat Quality of Rabbits”. Potravinarstvo Slovak Journal of Food Sciences, vol. 5, no. 1, Jan. 2011, pp. 23-26, doi:10.5219/121.