K. K. REDDY, P. REDDY, C. HARIKRISHNA, D. N. LAKSHMI, and T. RAGHUNANDAN, “Effect of dietary supplementation of certain enzymes on growth performance and feed conversion efficiency in Yorkshire piglets”, Indian J of Anim Sci, vol. 81, no. 12, Dec. 2011, doi: 10.56093/ijans.v81i12.13355.