Patel, Himanshu, and R. T. Vashi. 2015. “CHARACTERIZATION AND COLUMN ADSORPTIVE TREATMENT FOR COD AND COLOR REMOVAL USING ACTIVATED NEEM LEAF POWDER FROM TEXTILE WASTEWATER”. Journal of Urban and Environmental Engineering 9 (1):45-53. https://doi.org/10.4090/juee.2015.v9n1.45-53.