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

citEntry(entry="Article",
  author       = "Edzer J. Pebesma and Roger S. Bivand",
  title        = "Classes and methods for spatial data in {R}",
  journal      = "R News",
  year         = 2005,
  volume       = 5,
  number       = 2,
  pages        = "9--13",
  month        = "November",
  url          = "http://CRAN.R-project.org/doc/Rnews/",
  textVersion = 
  paste("Pebesma, E.J., R.S. Bivand, 2005. Classes and methods for spatial data in R.",
	"R News 5 (2), http://cran.r-project.org/doc/Rnews/.")
)
