1. The computation of production in fish populations;Allen;N.Z. Sci. Rev.,1950
2. How to estimate the daily food consumption of fish under natural conditions;Bajkov;Trans. Am. Fish. Soc.,1935
3. The assessment of the state of the North Sea plaice stock, using English data;Bannister;ICES C.M. 1973/F,1973
4. Enige voorlopige resultaten van vijf jaar “Waddenzee-project”;Becker;Visserij,1974
5. De Waddenzee een bizonder milieu;Beukema;Chem. Weekbl.,1970