@misc{shen_development_of_2019, 
author={Shen, J.,Suhuddin, U.F.H.,dos Santos, J.F.},
title={Development of Refill Friction Stir Spot Welding for Aluminum-Copper Dissimilar Joints},
year={2019},
howpublished = {conference lecture: Bad Nauheim (D); 26.-27.06.2019},
note = {Online available at: \url{} (DOI). Shen, J.; Suhuddin, U.; dos Santos, J.: Development of Refill Friction Stir Spot Welding for Aluminum-Copper Dissimilar Joints. Battery Systems in Car Body Engineering 2019. Bad Nauheim (D), 2019.}}