Lombardi, P., et al. “The Association of Aloe and β-Carotene Supplementation Improves Oxidative Stress and Inflammatory State in Pregnant Buffalo Cows”. Buffalo Bulletin, vol. 36, no. 3, Sept. 2017, pp. 497-03, http://kuojs.lib.ku.ac.th/index.php/BufBu/article/view/646.