@article{sitti2021china,
  title = {China’s ambitions and challenges for asteroid–comet exploration},
  journal = {Nature Astronomy},
  volume = {5},
  number = {8},
  pages = {730--731},
  year = {2021},
  slug = {sitti2021china},
  author = {Zhang, Tao and Xu, Kun and Ding, Xilun}
}