@misc{mueller_pelagic_ciliates_1991, 
author={Mueller, H.,Geller, W.,Schoene, A.},
title={Pelagic ciliates in Lake Constance: comparison of epilimnion and hypolimnion},
year={1991},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Mueller, H.; Geller, W.; Schoene, A.: Pelagic ciliates in Lake Constance: comparison of epilimnion and hypolimnion. Verhandlungen (Internationale Vereinigung fuer  theoretische und angewandte Limnologie). 1991. vol. 24, 846-849.}}