B.S. Tewatia, et al. “Effect of Organic Zinc and Copper Supplementation On Growth Performance, Nutrient Utilization and Minerals Balance in Harnali Lambs”. Indian Journal of Animal Nutrition, vol. 40, no. 2, Aug. 2023, https://epubs.icar.org.in/index.php/IJAN/article/view/128200.