| Reference |
D. Eisma, J.J. Boon, R. Groenewegen, V. Ittekkot, J. Kalf and W.G. Mook, Observation on macro-aggregates, particle size and organic composition of suspended matter in the Ems estuary, Mitt. Geol.-Palaontol. Inst. Uni. Hamburg 55, 295-314 (1983) |
