To cite package ‘r02pro’ in publications use:

Feng Y, Zhu J (2023). r02pro: R Programming: Zero to Pro. R package version 0.2, https://CRAN.R-project.org/package=r02pro.

Corresponding BibTeX entry:

  @Manual{,
    title = {r02pro: R Programming: Zero to Pro},
    author = {Yang Feng and Jianan Zhu},
    year = {2023},
    note = {R package version 0.2},
    url = {https://CRAN.R-project.org/package=r02pro},
  }