Wickham H (2011). “testthat: Get Started with Testing.” The R Journal, 3, 5–10. https://journal.r-project.org/articles/RJ-2011-002/.

Corresponding BibTeX entry:

  @Article{,
    author = {Hadley Wickham},
    title = {testthat: Get Started with Testing},
    journal = {The R Journal},
    year = {2011},
    volume = {3},
    pages = {5--10},
    url = {https://journal.r-project.org/articles/RJ-2011-002/},
  }