@misc{hoppe_substitution_of_2018, 
author={Hoppe, R.,Kurz, G.,Letzig, D.},
title={Substitution of Rare Earths in Magnesium Alloys},
year={2018},
howpublished = {conference lecture: Freiberg (D); 16.-18.03.2016},
note = {Online available at: \url{} (DOI). Hoppe, R.; Kurz, G.; Letzig, D.: Substitution of Rare Earths in Magnesium Alloys. MEFORM 2016, Production and Further Processing of Flat Products. Freiberg (D), 2018.}}