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

bibentry(bibtype = "Manual",
   title = "productivity: Indices of Productivity and Profitability Using Data Envelopment Analysis (DEA)",
   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=productivity/",
   
   textVersion = paste0("Dakpo KH, Desjeux Y and Latruffe L (", year, "). ",
            "productivity: Indices of Productivity and Profitability Using Data Envelopment Analysis (DEA). ",
            vers,
            ", URL: https://CRAN.R-project.org/package=productivity/."),
    
    mheader = "To cite the 'productivity' package in publications please use:",
   
    mfooter = paste("See also", sQuote("citation()"), "for citing R.", sep = " ")
)
