1. Eutrophication of Dutch coastal waters;Bennekom,1975
2. Trends in nutrient and phytoplankton concentrations at Helgoland Reede (German Bight) since 1962;Berg,1985
3. Zoobenthos responses to eutrophication of the Dutch Wadden Sea;Beukema;Ophelia,1986
4. Recent blooms in the western English Channel;Boalch,1984
5. Étude bibliographique sur le phytoflagelle Phaeocystis;Bougard;Institut de biologie maritime et régionale de Wimereux. Université des sciences et technique de Lille,1979