To cite package ‘rbenchmark’ in publications use:

Kusnierczyk W (2012). rbenchmark: Benchmarking routine for R. R package version 1.0.0, https://CRAN.R-project.org/package=rbenchmark.

Corresponding BibTeX entry:

  @Manual{,
    title = {rbenchmark: Benchmarking routine for R},
    author = {Wacek Kusnierczyk},
    year = {2012},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=rbenchmark},
  }