M. Hossain, M. Shahjalal, M. Khan, and M. Hasanat, “Effect of Dietary Energy Supplementation on Feed Intake, Growth and Reproductive Performance of Goats under Grazing Condition”, Pak. J. Nutr., vol. 2, no. 3, pp. 159–163, Apr. 2003, doi: 10.3923/pjn.2003.159.163.