year <- sub("-.*", "", meta$Date)
note <- sprintf("R package version %s", meta$Version)

bibentry(bibtype = "Manual",
         title = "BBEST: Bayesian Background Estimation",
         author = c(person("Anton", "Gagin"), person("Igor", "Levin")),
         year = year,
         note = note,
         url = "http://CRAN.R-project.org/package=BBEST")