M. Forouzmand, G. Ghorbani, and M. Alikhani, “Influence of Hybrid and Maturity on the Nutritional Value of Corn Silage for Lactating Dairy Cows 1: Intake, Milk Production and Component Yield”, Pak. J. Nutr., vol. 4, no. 6, pp. 435–441, Oct. 2005, doi: 10.3923/pjn.2005.435.441.