@misc{rohling_stationary_supersonic_1999, 
author={Rohling, O.,Eberhardt, R.,Neidhart, B.},
title={Stationary super-sonic fields in micro and trace analysis},
year={1999},
howpublished = {conference lecture (invited): Odessa (UA); 29.08.-02.09.1999},
note = {Online available at: \url{} (DOI). Rohling, O.; Eberhardt, R.; Neidhart, B.: Stationary super-sonic fields in micro and trace analysis. Analytical Russian-German-Ukrainian Symposium (ARGUS - 99). Odessa (UA), 1999.}}