P. M. LUNAGARIYA, R. GUPTA, B. M. MEHTA, and K. K. HADIYA, “Effect of exogenous fibrolytic enzymes in total mixed ration on milk yield, composition, feed efficiency in Holstein Friesian crossbred cows”, Indian J of Anim Sci, vol. 89, no. 8, pp. 876–880, Aug. 2019, doi: 10.56093/ijans.v89i8.93023.