@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);},
note = {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.}}