@inproceedings{mckenzie1990on,
title={On isotropy irreducible Riemannian manifolds},
author={McKenzie Wang, and Wolfgang Ziller},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203315957796456},
booktitle={Acta Mathematica},
volume={166},
number={1},
pages={223-261},
year={1990},
}
McKenzie Wang, and Wolfgang Ziller. On isotropy irreducible Riemannian manifolds. 1990. Vol. 166. In Acta Mathematica. pp.223-261. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203315957796456.