Brum, P.A.R. de et al. 2014. Mineral deficiencies of cattle in Paiaguás-region in Pantanal Mato-grossense. II. Copper, zinc, manganese and iron. Pesquisa Agropecuaria Brasileira. 22, 09/10 (Apr. 2014), 1049–1060. DOI:https://doi.org/10.1590/S1678-3921.pab1987.v22.14834.