To cite tsallisqexp in publications use:

Cosma S, Christophe D (2018). tsallisqexp: Tsallis distribution. R package version 0.9-3, https://CRAN.R-project.org/package=tsallisqexp.

Corresponding BibTeX entry:

  @Manual{,
    title = {tsallisqexp: Tsallis distribution},
    author = {Shalizi Cosma and Dutang Christophe},
    year = {2018},
    note = {R package version 0.9-3},
    url = {https://CRAN.R-project.org/package=tsallisqexp},
  }