@misc{roenicke_limnologisches_gutachten_1991, author={Roenicke, H.,Klapper, H.}, title={Limnologisches Gutachten zur Wasserguetesituation in den Kiesbaggerseen Prettin}, year={1991}, howpublished = {report}, note = {Online available at: \url{} (DOI). Roenicke, H.; Klapper, H.: Limnologisches Gutachten zur Wasserguetesituation in den Kiesbaggerseen Prettin. 1991.}}