@misc{indiciae19a909f3d64f,
  title = {Deep-sea spherules from Pacific clay: Mass distribution and influx rate},
  author = {M.T. Murrell and P.A. Davis and K. Nishiizumi and Hugh T. Millard},
  year = {1980},
  doi = {10.1016/0016-7037(80)90204-5},
  url = {https://pubs.usgs.gov/publication/70012358},
  note = {Source identifier: 70012358}
}