To cite package ‘endogenous’ in publications use:

Spieker A (2016). endogenous: Classical Simultaneous Equation Models. R package version 1.0, https://CRAN.R-project.org/package=endogenous.

Corresponding BibTeX entry:

  @Manual{,
    title = {endogenous: Classical Simultaneous Equation Models},
    author = {Andrew J. Spieker},
    year = {2016},
    note = {R package version 1.0},
    url = {https://CRAN.R-project.org/package=endogenous},
  }