1. A drop-trap investigation of the abundance of fish in very shallow water in the Askö area, northern Baltic proper;Aneer,1977
2. Energy flow in the Ythan estuary, Aberdeenshire, Scotland;Baird;Estuar. coast. Shelf Sci.,1981
3. Phytoplankton- and nutrient dynamics in saline Lake Grevelingen (SW Netherlands) under different hydrodynamical conditions in 1978–1980;Bakker;Neth. J. Sea Res.,1984
4. Lake Grevelingen: from an estuary to a saline lake. An introduction;Bannink;Neth. J. Sea Res.,1984
5. Aantallen, groei, produktie en voedselopname van de zandgrondel (P. minutus) en de wadgrondel (P. microps) op het Balgzand;Beek,1976