A. Irum and  S. Mumtaz and  A. Rehman and  I. Naz and  S. Ahmed,  Treatment of Simulated Textile Wastewater Containing Reactive Azo Dyes Using Laboratory Scale Trickling Filter.   journal   = {International Journal of Materials and Textile Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2015, vol. 97(1). 1 - 7
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/10000093.