To cite Spectran in publications use:

Zauner J (2024). “Spectran: Visual and Non-Visual Spectral Analysis with an Emphasis on Education and Presentation-Ready Diagrams.” doi:10.5281/zenodo.11518043, a publication from LiTG (German Society for Lighting Technology and Lighting Design (LiTG)), https://litgde.github.io/Spectran/.

Corresponding BibTeX entry:

  @Misc{,
    title = {Spectran: Visual and Non-Visual Spectral Analysis with an
      Emphasis on Education and Presentation-Ready Diagrams},
    author = {Johannes Zauner},
    year = {2024},
    note = {a publication from LiTG (German Society for Lighting
      Technology and Lighting Design (LiTG))},
    url = {https://litgde.github.io/Spectran/},
    doi = {10.5281/zenodo.11518043},
  }