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- [5] The effects of nitrate concentration and retention period on biological denitrification in the rotating-disc system Water Pollution Control, 1980, 79 (01): : 99 - 105
- [6] SOLIDS RETENTION TIME: A CONTROLLING FACTOR IN THE SUCCESSFUL BIOLOGICAL NITRIFICATION OF COKE PLANT WASTE. Proceedings of Mid-Atlantic Industrial Waste Conference, 1980, : 184 - 190