SOLTAN, M.A.; MUJALLI, A.M.; MANDOUR, M.A.; ABEER, M. El-Shinway. Effect of Dietary Rumen Protected Methionine and/or Choline Supplementation on Rumen Fermentation Characteristics and Productive Performance of Early Lactating Cows. Pakistan Journal of Nutrition, Pakistan, v. 11, n. 3, p. 221–230, 2012. DOI: 10.3923/pjn.2012.221.230. Disponível em: https://pjnonline.org/pjn/article/view/1601. Acesso em: 15 aug. 2025.