@misc{indiciaecc59e2649085,
  title = {Mexican site for K/T impact crater?},
  author = {Pope, Kevin O. and Ocampo, Adriana C. and Duller, Charles E.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910053867},
  note = {Source identifier: 19910053867}
}