M. Thakur, A. U. Deen, V. Mani, M. Bhakat, T. K. Mohanty, and G. Mondal, “Effect of Dietary Supplementation of Trace Minerals on Semen Production Performance of Sahiwal Bulls During Winter Season”, IJAN, vol. 36, no. 2, Aug. 2019, doi: 10.56093/ijan.v36i2.89251.