To cite package gscounts in publications use
Mütze T (2018). gscounts: Group Sequential Designs with Negative Binomial Outcomes. R package version 0.1-2, https://CRAN.R-project.org/package=gscounts.
Mütze T, Glimm E, Schmidli H, Friede T (2018). “Group sequential designs for negative binomial outcomes.” Statistical Methods in Medical Research.
Corresponding BibTeX entries:
@Manual{, title = {{gscounts}: Group Sequential Designs with Negative Binomial Outcomes}, author = {Tobias M{\"u}tze}, year = {2018}, note = {R package version 0.1-2}, url = {https://CRAN.R-project.org/package=gscounts}, }
@Article{, title = {Group sequential designs for negative binomial outcomes}, author = {Tobias M{\"u}tze and Ekkehard Glimm and Heinz Schmidli and Tim Friede}, journal = {Statistical Methods in Medical Research}, year = {2018}, publisher = {Sage Publishing}, }