To cite the R package genSurv in publications use:

Artur Agostinho Araújo, Luís Meira-Machado and Susana Faria (2013). genSurv: Generating multi-state survival data. R package version 1.0.1 URL http://CRAN.R-project.org/package=genSurv.

Corresponding BibTeX entry:

  @Manual{,
    title = {genSurv: Generating multi-state survival data},
    author = {Artur Agostinho Araújo and Luís Meira-Machado and Susana
      Faria},
    year = {2013},
    note = {R package version 1.0.1},
    url = {http://CRAN.R-project.org/package=genSurv},
  }