@misc{indiciae0c6ab46e64a8,
  title = {Ecology and the ratchet of events: climate variability, niche dimensions, and species distributions},
  author = {Stephen T. Jackson and Julio L. Betancourt and Robert K. Booth and Stephen T. Gray},
  year = {2009},
  url = {https://pubs.usgs.gov/publication/70004001},
  note = {Source identifier: 70004001}
}