@misc{indiciae145d7b42bf3c,
  title = {Step-wise extinctions at the Cretaceous-Tertiary boundary and their climatic implications},
  author = {Maurrasse, Florentin J-M. R.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890011983},
  note = {Source identifier: 19890011983}
}