1. Eutrophication of the St. Lawrence Great Lakes;Beeton;Limnol. Oceanogr.,1965
2. Phytoplankton production, chemical and physical conditions in Loch Leven;Bindloss,1970
3. Lough Neagh (algal blooms);Bradford;Hansard,1971
4. The Bottom faunistical lake type system and its application to the Southern hemisphere;Brundin,1958
5. Losses of nitrogen and phosphorus from agricultural land;Cooke;Wat. Treat. Exam.,1970