@misc{indiciae12733db0b88c,
  title = {Surface alteration and physical properties of glass from the Cretaceous-Tertiary boundary},
  author = {A. Barkatt and J.C. Sang and A. N. Thorpe and F. E. Senftle and I.G. Talmy and M.K. Norr and J.J. Mazer and G. Izett and Haraldur Sigurdsson},
  year = {1994},
  doi = {10.1016/0016-7037(94)90122-8},
  url = {https://pubs.usgs.gov/publication/70017681},
  note = {Source identifier: 70017681}
}