Sinha, Pallavi, et al. “Inclusion of Mannan-Oligosaccharide and a-Tocopherol in the Diet: Their Effect on Growth Performance and Carcass Characteristics of Broiler Chicken”. Indian Journal of Animal Nutrition, vol. 34, no. 2, June 2017, https://epubs.icar.org.in/index.php/IJAN/article/view/70928.