To cite package ‘metrosp’ in publications use:

Oike V (2026). metrosp: São Paulo Metro Passenger Demand Data. R package version 1.0.0, https://github.com/viniciusoike/metrosp.

Corresponding BibTeX entry:

  @Manual{,
    title = {metrosp: São Paulo Metro Passenger Demand Data},
    author = {Vinicius Oike},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://github.com/viniciusoike/metrosp},
  }