Armanto, M Edi, et al. “Functions of Lebak Swamp Before and After Landfills in Jakabaring South Sumatra”. Sriwijaya Journal of Environment, vol. 2, no. 1, Mar. 2017, pp. 1-7, https://ojs.pps.unsri.ac.id/index.php/ppsunsri/article/view/41.