N. J. Ara, M. A. Hasan, M. A. Rahman, M. A. Salam, A. Salam, and A. S. Alam, “Removal of Remazol Red from Textile Waste Water Using Treated Sawdust - An Effective Way of Effluent Treatment”, Bangla Pharma J, vol. 16, no. 1, pp. 93–98, Apr. 2013.