Gupta, Nilin, et al. “Effect of Herbs As Feed Additive on Haemato-Biochemical Constituents in Growing Crossbred Heifers Fed Paddy Straw Based Ration”. The Indian Journal of Animal Sciences, vol. 76, no. 7, Feb. 2011, https://epubs.icar.org.in/index.php/IJAnS/article/view/4054.