@conference {rajapaksha2012genesis,
	title = {Genesis of Cr (VI) in Sri Lankan soils and its adsorptive removal by calcined gibbsite},
	booktitle = {AGU Fall Meeting Abstracts},
	year = {2012},
	author = {Rajapaksha, AU and Wijesundara, DM and Vithanage, MS and Ok, YS}
}
