To cite pcal in publications use:

Pedro Fonseca and Rui Paulo (2020). pcal: Calibration of P-values for Point Null Hypothesis Testing. R package version 1.1.0

Corresponding BibTeX entry:

  @Manual{,
    title = {pcal: Calibration of P-values for Point Null Hypothesis
      Testing},
    author = {Pedro Fonseca and Rui Paulo},
    year = {2020},
    note = {R package version 1.1.0},
    url = {https://pedro-teles-fonseca.github.io/pcal/},
  }