@misc{indiciae44117f80fb51,
  title = {Memorial to Jack B. Epstein 1935-2020},
  author = {Randall C. Orndorff and David J. Weary and Peter T. Lyttle},
  year = {2020},
  url = {https://pubs.usgs.gov/publication/70216296},
  note = {Source identifier: 70216296}
}