Baharuddin, Z. M. ., F. N. . Rusli, and R. . Othman. “Kuala Lumpur Urban Biodiversity: Birds Community in Urban Public Parks”. International Journal of Sustainable Development & World Policy, vol. 3, no. 6, Dec. 2014, pp. 146-59, https://archive.conscientiabeam.com/index.php/26/article/view/2041.