@misc{Nifa2025SpectralIdentitiesClosedGeodesicPeriods,
  author = {Nifa, Anass},
  title = {{Spectral identities and closed-geodesic periods}},
  year = {2025},
  doi = {10.5281/zenodo.23587805},
  url = {https://anassnifa.com/papers/spectral-identities-closed-geodesic-periods/},
  howpublished = {Preprint, Zenodo},
  note = {v2; initial manuscript date: 1 July 2025; updated: 23 October 2026},
}