@misc{appel_design_and_2001, 
author={Appel, F.,Fröebel, U.,Lorenz, U.,Oehring, M.,Paul, J.D.H.},
title={Design and Processing of TiAl Alloys Towards Improved Strength Properties},
year={2001},
howpublished = {conference lecture (invited): Berlin, Dahlewitz (D); 18.10.2001},
note = {Online available at: \url{} (DOI). Appel, F.; Fröebel, U.; Lorenz, U.; Oehring, M.; Paul, J.: Design and Processing of TiAl Alloys Towards Improved Strength Properties. Gamma Titanium Aluminide Workshop, Rolls Royce. Berlin, Dahlewitz (D), 2001.}}