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64b

31/12/1971  -  31/12/1975

Analysis of organic micropollutants in water

66

06/10/1993  -  06/10/1998

Pesticides - Soil - Environment

67

19/10/1994  -  08/11/1999

Chemodynamics and water quality protection in natural porous media

68

31/12/1970  -  31/12/1974

Sewage sludge processing

68 bis

31/12/1976  -  31/12/1980

Treatment and use of sewage sludge

682

05/02/1991  -  05/10/1998

Optimizing the design and operation of biological wastewater treatment plants through the use of computer progr. based on a dynamic modelling of the process

68 ter

31/12/1979  -  31/12/1983

Treatment and use of sewage sludge

681

31/12/1982  -  31/12/1986

Treatment and use of organic sludges and liquid agricultural wastes

710

31/12/1992  -  31/12/1997

Harmonization in the pre-processing of meteorological data for dispersion models

681 bis

31/12/1986  -  31/12/1990

Treatment and use of organic sludges and liquid agricultural wastes