@inproceedings{joachim1993compression,
title={Compression semigroups of open orbits in complex manifolds},
author={Joachim Hilgert, and Karl-Hermann Neeb},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203546258413647},
booktitle={Arkiv for Matematik},
volume={33},
number={2},
pages={293-322},
year={1993},
}
Joachim Hilgert, and Karl-Hermann Neeb. Compression semigroups of open orbits in complex manifolds. 1993. Vol. 33. In Arkiv for Matematik. pp.293-322. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203546258413647.