@misc{indiciae1c6be18c5472,
  title = {Revised geomagnetic polarity time scale for the interval 0–5 m.y. B.P.},
  author = {Edward A. Mankinen and G. Brent Dalrymple},
  year = {2012},
  doi = {10.1029/jb084ib02p00615},
  url = {https://pubs.usgs.gov/publication/70197173},
  note = {Source identifier: 70197173}
}