note <- sprintf("R package version %s", meta$Version)

bibentry(bibtype = "Article",
         title = "Difference-in-Differences with Unpoolable Data",
         author = c(person("Sunny", "Karim"),
                    person("Matthew D.", "Webb"),
                    person("Nichole", "Austin"),
                    person("Erin", "Strumpf")),
         year = "2024",
         journal = "arXiv preprint arXiv:2403.15910",
         url = "https://arxiv.org/abs/2403.15910",
         header = "To cite the UN-DID paper, please use:\n"
)

bibentry(bibtype = "Article",
         title = "Randomization inference for difference-in-differences with few treated clusters",
         author = c(person("James G.", "MacKinnon"),
                    person("Matthew D.", "Webb")),
         year = "2020",
         journal = "Journal of Econometrics",
         volume = "218",
         number = "2",
         pages = "435-450",
         url = "https://doi.org/10.1016/j.jeconom.2020.04.024",
         header = "If you are using randomization inference p-values, please also cite:\n"
)

bibentry(bibtype = "Misc",
         title = "undidR: Difference-in-Differences with Unpoolable Data",
         author = person("Eric", "Jamieson"),
         year = "2025",
         note = note,
         url = "https://doi.org/10.32614/CRAN.package.undidR",
         header = "To cite the undidR software package:\n"
)