@misc{indiciaed78bdf6fbe61,
  title = {The Kola, USSR, superdeep drill hole},
  author = {Ye. A. Kozlovskiy and J. W. Clarke and R. C. McDowell and J.R. Matzko and P.P. Hearn and D.J. Milton and D.J. Percious and D.B. Vitaliano and Gregory Ulmishek},
  year = {1986},
  doi = {10.3133/ofr86517},
  url = {https://pubs.usgs.gov/publication/ofr86517},
  note = {Source identifier: ofr86517}
}