Novirman Jamarun, et al. “Comparison of in Vitro Digestibility and Rumen Fluid Characteristics Between the Tithonia (Tithonia Diversifolia) With Elephant Grass (Pennisetum purpureum): An Advanced Study”. Current Research in Agriculture and Veterinary Sciences Vol. 3, June 2021, pp. 46-51, doi:10.9734/bpi/cravs/v3/1688C.