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

citHeader("To cite the 'sfaR' package in publications please use:")

citEntry(entry="Manual",
         title = "{sfaR}: Stochastic Frontier Analysis using R.",
         author = personList(as.person("K Hervé Dakpo"),
            as.person("Yann Desjeux"),
            as.person("Laure Latruffe")),
         year = year,
         note = vers,
         url = "https://CRAN.R-project.org/package=sfaR/",

         textVersion =
         paste("Dakpo KH., Desjeux Y. and Latruffe L. (",
               year,
               "). sfaR: Stochastic Frontier Analysis using R. ",
               vers, ".", 
               ", url: https://CRAN.R-project.org/package=sfaR/.", 
               sep=""))

citFooter(paste("See also", sQuote("citation()"), "for citing R.", sep = " "))