To cite rotasym in publications use:

García-Portugués, E., Paindaveine, D., and Verdebout, T. (2019). On optimal tests for rotational symmetry against new classes of hyperspherical distributions. arXiv:1706.05030. URL https://arxiv.org/abs/1706.05030.

Corresponding BibTeX entry:

  @Article{,
    title = {On optimal tests for rotational symmetry against new
      classes of hyperspherical distributions},
    author = {Eduardo García-Portugués and Davy Paindaveine and Thomas
      Verdebout},
    journal = {arXiv},
    year = {2019},
    url = {https://arxiv.org/abs/1706.05030},
  }