1. Experience With a Multi-Media Filter.;Culbreath;Jour. AWWA,1967
2. Simultaneous Plant-Scale Tests of Mixed-Media and Rapid Sand Filters.;Laughlin;Jour. AWWA,1968
3. The Use of Particle Counting in Developing Plant Design Criteria.;Tate;Jour. AWWA,1978
4. Experience with Higher Filtration Rates.;Westerhoff;Jour. AWWA,1971
5. Cleasby , J.L. Filtration-Back to the Basics. Proc. AWWA Seminar on Coagulation and Filtration: Back to the Basics. AWWA, Denver, Colo. 1981