To cite package ‘PhysioIO’ in publications use:

  Matsui Y (2026). _PhysioIO: I/O Functions for PhysioExperiment
  Objects_. R package version 0.2.0,
  <https://github.com/x-biosignal/physioio>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PhysioIO: I/O Functions for PhysioExperiment Objects},
    author = {Yusuke Matsui},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/x-biosignal/physioio},
  }