@inproceedings{johan2008the,
title={The mean field traveling salesman and related problems},
author={Johan Wästlund},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203354846737722},
booktitle={Acta Mathematica},
volume={204},
number={1},
pages={91-150},
year={2008},
}

Johan Wästlund. The mean field traveling salesman and related problems. 2008. Vol. 204. In Acta Mathematica. pp.91-150. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203354846737722.