R. . KUMAR, J. K. . SINGH, K. . GURURAJ, and S. . GUPTA, “Effect of combination of essential oils on in vitro methane production, volatile fatty acid fractions and feed digestibility with goat rumen flora”, Indian J of Anim Sci, vol. 94, no. 3, pp. 251–257, Mar. 2024, doi: 10.56093/ijans.v94i3.138379.