@misc{Nifa2026NaturalSpectraLensSpaces,
  author = {Nifa, Anass},
  title = {{Natural spectra and arithmetic of lens spaces}},
  year = {2026},
  doi = {10.5281/zenodo.24120131},
  url = {https://anassnifa.com/papers/natural-spectra-lens-spaces/},
  howpublished = {Preprint, Zenodo},
  note = {v2; initial manuscript date: 2 September 2026; updated: 10 November 2026},
}