1. Filtration;Cleasby,1990
2. Optimum backwash of dual medial filters and GAC filter-adsorbers with air scour;Amirtharajah,1991
3. Detachment of deposits by fluid shear during filter backwashing;Fitzpatrick,1990
4. Advanced techniques for upgrading large scale slow sand filters;Rachwal,1988
5. The role of retained particles in deep bed filtration;O'Melia;Prog. Water Technol.,1978