@misc{appel_design_and_2001, 
author={Appel, F.,Clemens, H.,Oehring, M.},
title={Design and Properties of Advanced Gamma(TiAl) Alloys},
year={2001},
howpublished = {conference lecture (invited): Reutte (A); 28.05.-01.06.2001},
note = {Online available at: \url{} (DOI). Appel, F.; Clemens, H.; Oehring, M.: Design and Properties of Advanced Gamma(TiAl) Alloys. 15th  International Plansee Seminar 2001. Reutte (A), 2001.}}