@misc{puls_settling_velocities_1990, 
author={Puls, W.},
title={Settling velocities of flocs in the Elbe estuary},
year={1990},
howpublished = {conference lecture: Hamburg (D);},
note = {Puls, W.: Settling velocities of flocs in the Elbe estuary. Workshop des SFB 327: Suspended matter in estuaries; flocs, erosion, transport. Hamburg (D), 1990.}}