@misc{indiciae11dd207df8f8,
  title = {Universal spectral statistics in quantum graphs.},
  author = {Sven Gnutzmann and Alexander Altland},
  year = {2004},
  doi = {10.1103/physrevlett.93.194101},
  url = {https://pubmed.ncbi.nlm.nih.gov/15600836/},
  note = {Source identifier: 15600836}
}