Shaon, M. T. W., Amin, M. N., Sabuz, S. H. and Begum, M. D. (2020) “Comparative Effects of Copper Sulfate and Zinc Sulfate on Performances of Broiler Chickens”, Research in Agriculture Livestock and Fisheries, 7(3), pp. 465–474. doi: 10.3329/ralf.v7i3.51366.