@misc{indiciaebea30a6c5a63,
  title = {Encircling an exceptional point.},
  author = {C Dembowski and B Dietz and H-D Gräf and H L Harney and A Heine and W D Heiss and A Richter},
  year = {2004},
  doi = {10.1103/physreve.69.056216},
  url = {https://pubmed.ncbi.nlm.nih.gov/15244913/},
  note = {Source identifier: 15244913}
}