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- [6] WATER-POLLUTION AND CONTROL JOURNAL OF THE SOCIETY OF DYERS AND COLOURISTS, 1974, 90 (11): : 389 - 393
- [9] 1980 INSTITUTE OF WATER-POLLUTION CONTROL CONFERENCE AND WATER-POLLUTION CONTROL EXHIBITION - A REVIEW EFFLUENT & WATER TREATMENT JOURNAL, 1980, 20 (10): : 494 - &