@inproceedings{william1887on,
title={On the division of space with minimum partitional area},
author={William Sir Thomson},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108202943679618870},
booktitle={Acta Mathematica},
volume={11},
number={1},
pages={121-134},
year={1887},
}