1. Wasserman, V.D., Hardy, M.B. and Eckard, R.J. (2000) Pasture Legumes. In: Tainton, N.M., Ed., Pasture Management in South Africa, University of Natal Press, Pietermaritzburg, 34-39.
2. Snyman, H.A. (2014) Gids Tot Die Volhoubare Produksie Van Weiding. 2nd Edition, Landbouweekblad, Cape Town.
3. Makuni, J. (2019) Direct and Indirect Methods of Estimating Lucerne (Medicago sativa) Yield. Stellenbosch University, Stellenbosch.
4. Selecting for nutritive value in Digitaria milanjiana. 4. Milk production from an elite genotype compared with Digitaria eriantha ssp. pentzii (pangola grass)
5. Yolcu, H., Dasci, M., Tan, M. and Comakli, B. (2008) Nutritive Value of some Lucerne Cultivars Based on Chemical Composition for Livestock. Asian Journal of Chemistry, 5, 4110-4116.