@misc{indiciae4ac2abf3427a,
  title = {Computer simulation programs for investigation of geological sampling problems},
  author = {Ralph Newton Eicher and A.T. Miesch},
  year = {1965},
  doi = {10.3133/ofr6552},
  url = {https://pubs.usgs.gov/publication/ofr6552},
  note = {Source identifier: ofr6552}
}