1. EU. Directive 76/464/EEC of 4/05/1976 on pollution caused by certain dangerous substances discharged into the aquatic environment of the Community.EC OJ n. L 129 18/05/1976(1976)
2. EU. Directive 2000/60/CE of 23/10/2000. Water Framework Directive.EC OJ n. L 327 of 22/12/2000(2000)
3. EU. Decision n. 2455/2001/EC of 20/11/2001 establishing the list of priority substances in the field of water policy and amending Directive 2000/60/EC.EC OJ n. L 331 del 15/12/2001(2001)
4. European Commission. Fraunhofer Institut for Environmental Chemistry and Ecotoxicology. Study on the prioritisation of substances dangerous to the aquatic environment. Luxemburg, 1999