@misc{indiciaea418680077cf,
  title = {The outlook for the future-non-renewable resources},
  author = {T. B. Nolan},
  year = {1955},
  doi = {10.2113/gsecongeo.50.1.1},
  url = {https://pubs.usgs.gov/publication/70207352},
  note = {Source identifier: 70207352}
}