Abu El-Hamed, M., M. Mohsen, E. Abdel-Raouf, H. Gaafar, e N. Hassan. «Effects of Feeding Corn Stover Silage Treated With Optigen or Soybean Meal on Digestibility, Rumen Fermentation, Blood Biochemistry and Growth Performance of Fattening Lambs». 2024. Journal of the Hellenic Veterinary Medical Society, vol. 75, fasc. 2, luglio 2024, pp. 7325-32, doi:10.12681/jhvms.34335.