citHeader("To cite the RSiena package in publications use:")

year <- sub(".*(2[[:digit:]]{3})-.*", "\\1", meta$Date)
vers <- paste0("R package version ", meta$Version,
              ". https://www.cran.r-project.org/web/packages/RSiena/")

bibentry("Techreport",
         title = "Manual for {Siena} version 4.0",
         author = c(as.person("Ruth M. Ripley"),as.person("Tom A. B. Snijders"),
                  as.person("Zsofia B\'{o}da"),as.person("Andr\'{a}s V\"{o}r\"{o}s"),
                  as.person("Paulina Preciado")),
         year         = year,
			institution = "Oxford: University of Oxford, Department of Statistics; Nuffield College",
	 		note	      = vers,
         textVersion =
         paste("Ruth M. Ripley, Tom A. B. Snijders, Zsofia Boda, Andras Voros, and Paulina Preciado(",
               year,"). Manual for Siena version 4.0. ",
		vers, ".", sep="")
)
