@inproceedings{kefeng2010new,
title={New structure of knot invariants},
author={Kefeng Liu, and Pan Peng},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191221111409426296634},
booktitle={arXiv preprint arXiv:1012.2636},
year={2010},
}