To cite package ‘rchallenge’ in publications use:

Todeschini A (2021). rchallenge: A Simple Data Science Challenge System. R package version 1.3.4.9000, https://github.com/adrtod/rchallenge.

Corresponding BibTeX entry:

  @Manual{,
    title = {rchallenge: A Simple Data Science Challenge System},
    author = {Adrien Todeschini},
    year = {2021},
    note = {R package version 1.3.4.9000},
    url = {https://github.com/adrtod/rchallenge},
  }