To cite getspres in publications use:

Magosi LE, Hopewell JC, Farrall M (2018). SPRE Statistics for Exploring Heterogeneity in Meta-Analysis getspres. R package version 0.1.0, https://magosil86.github.io/getspres/.

Corresponding BibTeX entry:

  @Manual{,
    title = {SPRE Statistics for Exploring Heterogeneity in
      Meta-Analysis {getspres}},
    author = {Lerato E. Magosi and Jemma C. Hopewell and Martin
      Farrall},
    year = {2018},
    note = {R package version 0.1.0},
    url = {https://magosil86.github.io/getspres/},
  }