@misc{indiciae1c4bf0b7c37f,
  title = {Helical harmonics for static fields.},
  author = {P L Overfelt},
  year = {2001},
  doi = {10.1103/physreve.64.036603},
  url = {https://pubmed.ncbi.nlm.nih.gov/11580458/},
  note = {Source identifier: 11580458}
}