@misc{puls_settling_velocity_1988, 
author={Puls, W.,Kuehl, H.,Heymann, K.},
title={Settling velocity of mud flocs: result of field measurements in the Elbe and the Weser estuary},
year={1988},
howpublished = {book part},
note = {Online available at: \url{} (DOI). Puls, W.; Kuehl, H.; Heymann, K.: Settling velocity of mud flocs: result of field measurements in the Elbe and the Weser estuary. In: Dronkers, J.; Leussen, W. (Ed.): Physical processes in estuaries; Part II: Mud transport phenomena. Berlin: Springer. 1988. 404-424.}}