@misc{indiciae886b1f80344e,
  title = {Doctorate time rising sharply: How long should it take?},
  author = {William Glen},
  year = {2011},
  doi = {10.1029/eo071i013p00353-02},
  url = {https://pubs.usgs.gov/publication/70241948},
  note = {Source identifier: 70241948}
}