Urriola, P. E., H. H. Stein, D. Hoehler, C. Pedersen, G. C. Shurson. 2006. Prediction of amino acid digestibility in distillers dried grains with solubles, by color, acid insoluble crude protein, soluble protein, and fluorescence. 2006 Minnesota Nutrition Conference (Abstr.) Link to abstract (.pdf)