@misc{indiciaee3a4e0771426,
  title = {Is extinction age dependent?},
  author = {N.A. Doran and A.J. Arnold and W.C. Parker and F.W. Huffer},
  year = {2006},
  doi = {10.2110/palo.2006.p06-055r},
  url = {https://pubs.usgs.gov/publication/70028947},
  note = {Source identifier: 70028947}
}