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- [2] FILTRATION AND SEPARATION - THE EVOLUTION OF THE DESIGN OF A RAPID GRAVITY FILTER WATER SERVICES, 1981, 85 (1025): : 349 - &
- [8] Specification of filtering materials for rapid-gravity filtration Journal of the Chartered Institution of Water and Environmental Management, 1994, 8 (05): : 527 - 533
- [10] THE SPECIFICATION OF FILTERING MATERIALS FOR RAPID-GRAVITY FILTRATION JOURNAL OF THE INSTITUTION OF WATER AND ENVIRONMENTAL MANAGEMENT, 1994, 8 (05): : 527 - 533