Chen, Y.C., C. Nakthong, T.C. Chen, and R.K. Buddington. 2005. “The Influence of a Dietary Beta-Fructan Supplement on Digestive Functions, Serum Glucose, and Yolk Lipid Content of Laying Hens”. International Journal of Poultry Science 4 (9): 645–651. https://doi.org/10.3923/ijps.2005.645.651.