Deepanjan Majumdar et al.
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA, 28(5), 423-429 (2010-02-04)
Sludge generated from water treatment plants in two different paint and pigment manufacturing industries, one manufacturing CPC Green (copper phthalocyanine green) and the other acrylic (pure and styrene) washable distempers, synthetic enamels, fillers and putties, were used for culturing earthworms