@misc{indiciae4bc10a82a727,
  title = {Cosmological problems with multiple axion-like fields},
  author = {Mack, Katherine J.},
  year = {2011},
  doi = {10.1088/1475-7516/2011/05/001},
  url = {https://www.osti.gov/biblio/22277862},
  note = {Source identifier: 22277862}
}