De Jonge, V.N.; Elliot, M.; Orive, E. (2002). Causes, historical development, effects and future challenges of a common environmental problem: eutrophication. Hydrobiologia 475-476: 1-19, meer
De Jonge, V.N. (2002). The Water Framework Directive and estuarine monitoring, in: ECSA Local Meeting: Ecological structures and functions in the Scheldt Estuary: from past to future, Antwerp, Belgium October 7-10, 2002: abstract book. pp. 33, meer
GONZ: Ecologische graadmeters voor de Noordzee, meer
De Jonge, V.N.; Elliot, M.; Orive, E. (2002). Causes, historical development, effects and future challenges of a common environmental problem: eutrophication. Hydrobiologia 475-476: 1-19,