year <- 2023
note <- sprintf("R package version %s", meta$Version)

bibentry(bibtype = "Manual",
         title = "{spdesign: Designing Stated Preference Experiments}",
         author = c(
           person(c("Erlend", "Dancke"), "Sandorf"),
           person("Danny", "Campbell")
         ),
         year = year,
         note = note,
         url = "https://CRAN.R-project.org/package=spdesign")
