@misc{kaiser_materials_for_1999, 
author={Kaiser, H., Singer, X., Singer, W., Dietzel, W., Riekehr, S.},
title={Materials for the Flanges of TESLA Cavity},
year={1999},
howpublished = {report part},
note = {Kaiser, H.; Singer, X.; Singer, W.; Dietzel, W.; Riekehr, S.: Materials for the Flanges of TESLA Cavity. In: TESLA-Collaboration, 1999 TESLA Reports. 1999.}}