A. K. Shinde, S. K. Sankhyan, R. Bhatta, and S. A. Karim, “Comparison of lignin and IVDMD technique for estimation of dry matter intake and digestibility in range managed sheep”, Indian J of Anim Sci, vol. 69, no. 5, Jul. 2012, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/20542