bibentry("Manual",
         title = "R: A Language and Environment for Statistical Computing",
         author = person("R Core Team"),
         organization = "R Foundation for Statistical Computing",
         address      = "Vienna, Austria",
         year         = version$year,
         url          = "https://www.R-project.org/",
         
         mheader = "To cite R in publications use:",
	 
	 mfooter = 
         paste("We have invested a lot of time and effort in creating R,",
          "please cite it when using it for data analysis.",
	  "See also", sQuote("citation(\"pkgname\")"),
	  "for citing R packages.", sep = " ")
	)