@misc{michaelis_the_bilex_1990, 
author={Michaelis, W.},
title={The BILEX Concept: Research supporting public water quality surveillance in estuaries},
year={1990},
howpublished = {book part},
note = {Michaelis, W.: The BILEX Concept: Research supporting public water quality surveillance in estuaries. In: Michaelis, W. (Ed.): Estuarine water quality management: monitoring, modelling and research - Coastal and estuarine studies. Berlin: Springer. 1990. 79-88.}}