@misc{kocak_laser_welding_2000, 
author={Kocak, M.},
title={Laser Welding},
year={2000},
howpublished = {conference lecture (invited): Noordwijkerhout (NL); 13.-14.12.2000},
note = {Online available at: \url{} (DOI). Kocak, M.: Laser Welding. Netherlands Institute for Metals Research (NIMR) Conference. Noordwijkerhout (NL), 2000.}}