To cite package ‘PsyControl’ in publications use:

Hong M (2017). PsyControl: CUSUM Person Fit Statistics. R package version 1.0.0.0, https://CRAN.R-project.org/package=PsyControl.

Corresponding BibTeX entry:

  @Manual{,
    title = {PsyControl: CUSUM Person Fit Statistics},
    author = {Maxwell Hong},
    year = {2017},
    note = {R package version 1.0.0.0},
    url = {https://CRAN.R-project.org/package=PsyControl},
  }