@misc{wagner_metallic_materials_1990, 
author={Wagner, R.},
title={Metallic materials: trends and perspectives},
year={1990},
howpublished = {conference lecture (invited): Helsinki (FIN); 1990},
note = {Online available at: \url{} (DOI). Wagner, R.: Metallic materials: trends and perspectives. 1st European East-West Symposium on Materials und Processes: MatTech '90. Helsinki (FIN), 1990.}}