[1]
B. Shrestha, P. L. Homagai, M. R. Pokhrel, and K. N. Ghimire, “Exhausted Tea Leaves – a low cost bioadsorbent for the removal of Lead (II) and Zinc (II) ions from their aqueous solution”, J. Nepal Chem. Soc., vol. 30, pp. 123–129, Dec. 2013.