1. Arnold, G., cing Group, (2004). Research Supporting the WFD Implementation. ‘Mutual gains from cooperation’ (scope paper), Lelystad, The Netherlands.
2. CatchMod Flyer;Blind,2004
3. Lange, W. et al. 2004. Summary Report—Harmoni-CA Forum & Conference: Understanding Each Other's Demand and Support for Implementing the WFD, Harmoni-CA Forum & Conference, Brussels, Belgium
4. Science-policy integration needs in support of the implementation of the EU Water Framework Directive;Quevauviller;Environ. Sci. Pol.,2005