@misc{indiciae1844aef336e9,
  title = {Monopoles on strings.},
  author = {M Hindmarsh and TW Kibble},
  year = {1985},
  doi = {10.1103/physrevlett.55.2398},
  url = {https://pubmed.ncbi.nlm.nih.gov/10032134/},
  note = {Source identifier: 10032134}
}