@misc{indiciaef433ae29fd04,
  title = {Positron spectroscopy of solid N2.},
  author = {EM Gullikson and AP Mills},
  year = {1990},
  doi = {10.1103/physrevb.42.7695},
  url = {https://pubmed.ncbi.nlm.nih.gov/9994927/},
  note = {Source identifier: 9994927}
}