Navaratne et al., 1990. Anim. Feed Sci. Technol., 29, 209-221

Navaratne, H. V. R. G. ; Ibrahim, M. N. M. ; Schiere, J. B., 1990. Comparison of four techniques for predicting digestibility of tropical feeds. Anim. Feed Sci. Technol., 29, 209-221