@misc{indiciae3f657b3c29b7,
  title = {The equation of continuity in geology with applications to the transport of radioactive gas},
  author = {A.Y. Sakakura and Carolyn Lindberg and Henry Faul},
  year = {1956},
  doi = {10.3133/tei396},
  url = {https://pubs.usgs.gov/publication/tei396},
  note = {Source identifier: tei396}
}