@misc{grabemann_aperiodic_variations_1995, 
author={Grabemann, I., Kappenberg, J., Krause, G.},
title={Aperiodic variations of the turbidity maxima of two german coastal plain estuaries},
year={1995},
howpublished = {journal article},
note = {Grabemann, I.; Kappenberg, J.; Krause, G.: Aperiodic variations of the turbidity maxima of two german coastal plain estuaries. Netherlands Journal of Aquatic Ecology. 1995. vol. 29, no. 34, 217-227.}}