@inproceedings{harish-chandra1965discrete,
title={Discrete series for semisimple Lie groups. II},
author={Harish-Chandra},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203208932251013},
booktitle={Acta Mathematica},
volume={116},
number={1},
pages={1-111},
year={1965},
}