M. Afzal, M. Anwar, M. Mirza, and S. Andrabi, “Comparison of Growth Rate of Male Buffalo Calves under Open Grazing and Stall Feeding System”, Pak. J. Nutr., vol. 8, no. 2, pp. 187–188, Jan. 2009, doi: 10.3923/pjn.2009.187.188.