@misc{indiciaeea258eab2423,
  title = {Palaeobotanical evidence for a June 'impact winter' at the Cretaceous/Tertiary boundary},
  author = {J. A. Wolfe},
  year = {1991},
  doi = {10.1038/352420a0},
  url = {https://pubs.usgs.gov/publication/70016589},
  note = {Source identifier: 70016589}
}