@article{ljs14058,
 author={Oboh, I. and Aluyor, E. and Audu, a. T.},
 year={2009},
 title={Biosorption of Heavy Metal Ions from Aqueous Solutions Using a Biomaterial},
 journal={Leonardo J. Sci.},
 volume={8},
 number={14},
 pages={58-65},
 url={http://ljs.academicdirect.org/A14/058_065.pdf}
}