Silva, L. A. F. da (2004) “The effect of parenteral administration of copper on the weight gain, erithrograme and the hepatic and renal parenchymas in crossbred (Zebu x European) confined bovines”, Semina: Ciências Agrárias, 25(3), pp. 225–234. doi: 10.5433/1679-0359.2004v25n3p225.