Z. M. Iqbal, M. Abdullah, K. Javed, M. A. Jabbar, and Y. A. Ditta. "EVALUATING VARYING LEVELS OF CONCENTRATE ON PRODUCTIVE AND METABOLIC PERFORMANCE OF NILI-RAVI BUFFALO HEIFER CALVES." Journal of Animal and Plant Sciences, vol. 28, no. 5, 2018, pp. 1256-1262.