H. Salim, M. Shahjalal, A. Tareque, and F. Kabir, “Effects of Concentrate Supplementation on Growth and Reproductive Performance of Female Sheep and Goats under Grazing Condition”, Pak. J. Nutr., vol. 1, no. 4, pp. 191–193, Jun. 2002, doi: 10.3923/pjn.2002.191.193.