@inproceedings{andré1910recherches,
title={Recherches sur un cas remarquable d'épreuves dépendantes},
author={André Markoff},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203022496220201},
booktitle={Acta Mathematica},
volume={33},
number={1},
pages={87-104},
year={1910},
}