@misc{indiciaec7c24bea114c,
  title = {Sea level history in Beringia during the past 250,000 years},
  author = {D.M. Hopkins},
  year = {2017},
  doi = {10.1016/0033-5894(73)90029-x},
  url = {https://pubs.usgs.gov/publication/70011095},
  note = {Source identifier: 70011095}
}