@misc{indiciae62ecfe3f0c5d,
  title = {Lihir Island Gold; a supplement to U.S. Geological Survey bulletin 1693},
  author = {D. P. Cox and J. J. Rytuba},
  year = {1987},
  doi = {10.3133/ofr87272a},
  url = {https://pubs.usgs.gov/publication/ofr87272A},
  note = {Source identifier: ofr87272A}
}