@misc{ebinghaus_transformations_of_1993, 
author={Ebinghaus, R.},
title={Transformations of mercury species in the environment},
year={1993},
howpublished = {conference lecture: Bombay (IND); 28. August 1993},
note = {Online available at: \url{} (DOI). Ebinghaus, R.: Transformations of mercury species in the environment. Seminar lecture. Bombay (IND), 1993.}}