@misc{indiciae1b75a5946ac7,
  title = {Classification and JPG selection rules for weak currents.},
  author = {EL Berger and HJ Lipkin},
  year = {1987},
  doi = {10.1103/physrevlett.59.1394},
  url = {https://pubmed.ncbi.nlm.nih.gov/10035223/},
  note = {Source identifier: 10035223}
}