@inproceedings{w.1936some,
title={Some special nets of quadrics in four-dimensional space},
author={W. L. Edge},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203108297102556},
booktitle={Acta Mathematica},
volume={66},
number={1},
pages={253-332},
year={1936},
}