@inproceedings{edwin1955finite, title={Finite dimensional convolution algebras}, author={Edwin Hewitt, and Herbert S. Zuckerman}, url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203142177606812}, booktitle={Acta Mathematica}, volume={93}, number={1}, pages={67-119}, year={1955}, }