citHeader("To cite package xergm in publications use:")

if(!exists("meta") || is.null(meta)) meta <- packageDescription("xergm")
year <- sub(".*(2[[:digit:]]{3})-.*", "\\1", meta$Date)
vers <- paste("R package version", meta$Version)

citEntry(entry="Manual",
  title = "xergm: Extensions for Exponential Random Graph Models",
  author = personList(as.person("Philip Leifeld"), 
                      as.person("Skyler J. Cranmer"), 
                      as.person("Bruce A. Desmarais")),
  year = year,
  note = vers,
  textVersion = paste("Leifeld, Philip, Skyler J. Cranmer and Bruce A. ",
      "Desmarais (", year, "). xergm. Extensions for Exponential Random ", 
      " Graph Models. ", vers, ".", sep = ""),
  url = "http://CRAN.R-project.org/package=xergm"
)
