MathSciDoc: An Archive for Mathematician ∫

@inproceedings{christian1992double,
  title={Double construction for monoidal categories},
  author={Christian Kassel, and Vladimir Turaev},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203324882528517},
  booktitle={Acta Mathematica},
  volume={175},
  number={1},
  pages={1-48},
  year={1992},
}