Rajeshkannan, R. , Rajasimman, M. , Rajamohan, N. (2010). 'Removal of Malachite Green from Aqueous Solution using Hydrilla verticillata -Optimization, Equilibrium and Kinetic Studies'. World Academy of Science, Engineering and Technology, Open Science Index 37, International Journal of Environmental and Ecological Engineering, 4(1), 23 - 30.