@misc{feyerabend_rare_earth_2009, 
author={Feyerabend, F., Hort, N., Witte, F., Fischer, J., Kainer, K.U., Willumeit, R.},
title={Rare earth element cytotoxicity and their use for magnesium alloying},
year={2009},
howpublished = {conference lecture: Lausanne (CH);},
note = {Feyerabend, F.; Hort, N.; Witte, F.; Fischer, J.; Kainer, K.; Willumeit, R.: Rare earth element cytotoxicity and their use for magnesium alloying. 22nd European Conference on Biomaterials. Lausanne (CH), 2009.}}