@inproceedings{r.1932über,
title={Über die Invarianten von linearen Gruppen},
author={R. Weitzenböck},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203059634912492},
booktitle={Acta Mathematica},
volume={58},
number={1},
pages={231-293},
year={1932},
}