1. Selection of sole by beam trawls in the inshore waters of the German Bight in 1981 and 1982;Bohl;Int. Coun. Explor. Sea,1982
2. Selection of sole by beam trawls in the inshore waters of the German Bight in 1981 and 1982;Bohl;Int. Coun. Explor. Sea,1982
3. Experiments with beam trawls;Burd;Int. Coun. Explor. Sea,1979
4. Experiments with beam trawls;Burd;Int. Coun. Explor. Sea,1979
5. Selectivity experiments with square mesh codends of 130, 140 and 155 mm;Cooper,1989