Paengkoum, Pramote, and M. Wanapat. 2009. “Utilization of Concentrate Supplements Containing Varying Levels of Sunflower Seed Meal by Growing Goats Fed a Basal Diet of Corn Silages”. Pakistan Journal of Nutrition 8 (8): 1229–1234. https://doi.org/10.3923/pjn.2009.1229.1234.