A. Iqbal, A. Ali, K. Javed, M. Akram, M. Usman, S. Mehmood, J. Hussain, and F. Hussnain. "PHENOTYPIC CHARACTERIZATION OF TWO INDIGENOUS CHICKEN ECOTYPES OF PAKISTAN." Journal of Animal and Plant Sciences, vol. 25, no. 2, 2015, pp. 346-350.