Efron B, Tibshirani RJ (1993). An Introduction to the Bootstrap (Monographs on Statistics and Applied Probability), volume 57. Chapman & Hall/CRC.

Tibshirani RJ (2019). bootstrap: Functions for the Book "An Introduction to the Bootstrap". R package version 2019.6, <https://gitlab.com/scottkosty/bootstrap>.

Corresponding BibTeX entries:

  @Book{,
    title = {An Introduction to the Bootstrap},
    author = {Bradley Efron and Robert J Tibshirani},
    series = {Monographs on Statistics and Applied Probability},
    volume = {57},
    year = {1993},
    publisher = {Chapman \& Hall/CRC},
  }

  @Manual{,
    title = {bootstrap: Functions for the Book "An Introduction to the
      Bootstrap"},
    author = {Robert J Tibshirani},
    year = {2019},
    note = {R package version 2019.6},
    url = {https://gitlab.com/scottkosty/bootstrap},
  }