@misc{karrasch_vertical_distribution_1990, 
author={Karrasch, B.,Hoppe, H.-G.},
title={Vertical distribution and activity of bacteria in the Central Arabian Sea},
year={1990},
howpublished = {conference lecture: Damp (D); October 8-12, 1990},
note = {Online available at: \url{} (DOI). Karrasch, B.; Hoppe, H.: Vertical distribution and activity of bacteria in the Central Arabian Sea. 4th EMM (European Marine Microbiology) Symposium. Damp (D), 1990.}}