HASSABO, A.A. Effect of Frequency of Milking Local Sudanese Cows (Kenana-Butana) on Total Yield. Pakistan Journal of Nutrition, Pakistan, v. 8, n. 9, p. 1354–1355, 2009. DOI: 10.3923/pjn.2009.1354.1355. Disponível em: https://pjnonline.org/pjn/article/view/1004. Acesso em: 4 sep. 2025.