To cite spinebil in publications use:

Laa U, Cook D (2019). “Using tours to visually investigate properties of new projection pursuit indexes with application to problems in physics.” arXiv preprint 1902.00181. https://arxiv.org/abs/1902.00181.

Corresponding BibTeX entry:

  @Article{,
    title = {Using tours to visually investigate properties of new
      projection pursuit indexes with application to problems in
      physics},
    author = {Ursula Laa and Dianne Cook},
    journal = {arXiv preprint 1902.00181},
    year = {2019},
    url = {https://arxiv.org/abs/1902.00181},
  }