@article{xu_kim_haugen_2021, 
  title={Review and comparison of existing risk analysis models applied within shipping in ice-covered waters}, 
  volume={141}, 
  DOI={10.1016/j.ssci.2021.105335}, 
  publisher={Elsevier BV}, 
  author={Xu, Sheng and Kim, Ekaterina and Haugen, Stein}, 
  year={2021}
  }