To cite the otpr package in publications, please use the following. You can obtain the DOI for a specific version from: https://zenodo.org/record/4065250

Marcus Young (2022). otpr: An API wrapper for OpenTripPlanner. R package version 0.5.1. https://doi.org/10.5281/zenodo.4065250

Corresponding BibTeX entry:

  @Manual{,
    author = {{Marcus Young}},
    title = {{otpr: An API wrapper for OpenTripPlanner}},
    year = {2020},
    note = {{R package version 0.5.1}},
    doi = {10.5281/zenodo.4065250},
  }