1. Treatability of leachate from sanitary landfills;Boyle,1972
2. Biological treatability of landfill leachate;Boyle;J. Wat. Pollut. Control Fed.,1974
3. Aerobic treatment of leachates from sanitary landfills;Carlson,1976
4. Sequential substrate removal in activated sludge systems fed with naturally occurring wastewater;Chian;Prog. Wat. Technol.,1975