Hendriks, S., D. Donaghy, C. Matthew, M. Bretherton, N. Sneddon, G. Cosgrove, C. Christensen, S. Kaufononga, J. Howes, M. Osborne, P. Taylor, and M. Hedley. “Dry Matter Yield, Nutritive Value and Tiller Density of Tall Fescue and Perennial Ryegrass Swards under Grazing”. Journal of New Zealand Grasslands, vol. 78, Jan. 2016, pp. 149-56, doi:10.33584/jnzg.2016.78.512.