@misc{vietinghoff_ecosystem_management_1988, 
author={Vietinghoff, U.,Puta, H.,Klapper, H.,Stender, M.,Hubert, M. L.,Kuntze, B.},
title={Ecosystem management in estuaries: costs and benefits},
year={1988},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Vietinghoff, U.; Puta, H.; Klapper, H.; Stender, M.; Hubert, M.; Kuntze, B.: Ecosystem management in estuaries: costs and benefits. Limnologica. 1988. vol. 20, 157-163.}}