To cite the songR R package, use:

  Heller, R. (2026). songR: Self-Organizing Nebulous Growths for
  Dimensionality Reduction. R package version 0.1.0.
  https://github.com/cttir/songR

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {songR: Self-Organizing Nebulous Growths for Dimensionality Reduction},
    author = {R. Heller},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/cttir/songR},
  }

To cite the underlying SONG algorithm, use:

  Senanayake, D. A., Wang, W., Naik, S. H., & Halgamuge, S. (2021).
  Self-Organizing Nebulous Growths for Robust and Incremental Data
  Visualization. IEEE Transactions on Neural Networks and Learning
  Systems, 32(10), 4588-4602. doi:10.1109/TNNLS.2020.3023941

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Self-Organizing Nebulous Growths for Robust and Incremental Data Visualization},
    author = {Damith A. Senanayake and Wei Wang and Shalin H. Naik and Saman Halgamuge},
    journal = {IEEE Transactions on Neural Networks and Learning Systems},
    year = {2021},
    volume = {32},
    number = {10},
    pages = {4588--4602},
    doi = {10.1109/TNNLS.2020.3023941},
  }