citHeader("To cite package 'hmmm' in publications use:")
     
     year <- sub(".*(2[[:digit:]]{3})-.*", "\\1", meta$Date, perl = TRUE)
     vers <- paste("R package version", meta$Version)
     
     citEntry(entry="Manual",
              title = "hmmm: Hierachical Multinomial Marginal Models",
              author = personList(as.person("Roberto Colombi"),
                                  as.person("Sabrina Giordano"),
                                  as.person("Manuela Cazzaro"),
                                  person("R Development Core Team")),
              year = year,
              note = vers,
     
              textVersion =
              paste("Roberto Colombi, Sabrina Giordano, Manuela Cazzaro,",
                    "and the R Development Core Team (",
                    2012,
                    "). nlme: hmmm: Hierachical Multinomial Marginal Models. ",
                    vers, ".", sep=""))

