Pattanaik, A K, V.R B Sastry, and R C Katiyar. “Influence of Dietary Protein and Energy Sources on Rumen Environment of Crossbred Calves”. The Indian Journal of Animal Sciences 75, no. 1 (January 5, 2005). Accessed October 23, 2025. https://epubs.icar.org.in/index.php/IJAnS/article/view/9651.