@inproceedings{arthur1958a,
title={A converse of Cauchy's theorem and applications to extremal problems},
author={Arthur H. Read},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203148651480861},
booktitle={Acta Mathematica},
volume={100},
number={1},
pages={1-22},
year={1958},
}
Arthur H. Read. A converse of Cauchy's theorem and applications to extremal problems. 1958. Vol. 100. In Acta Mathematica. pp.1-22. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203148651480861.