citHeader("To cite sandwich in publications use:")

citEntry(entry="Article",
         title = "Econometric Computing with HC and HAC Covariance Matrix Estimators",
         author = personList(as.person("Achim Zeileis")),
         journal      = "Journal of Statistical Software",
         year         = "2004",
	 volume       = "11",
	 number       = "10",
	 pages        = "1--17",
         url          = "http://www.jstatsoft.org/v11/i10/",
         
         textVersion = 
         paste("Achim Zeileis (2004).", 
               "Econometric Computing with HC and HAC Covariance Matrix Estimators.",
               "Journal of Statistical Software 11(10), 1-17.",
	       "URL http://www.jstatsoft.org/v11/i10/")
)

citEntry(entry        = "TechReport",
         title        = "Object-oriented Computation of Sandwich Estimators",
         author       = "Achim Zeileis", 
         institution  = "Department of Statistics and Mathematics, Wirtschaftsuniversitt Wien, Research Report Series",
         year         = "2006",
	 number       = "37",
	 url          = "http://epub.wu-wien.ac.at/",
         
         textVersion = 
         paste("Achim Zeileis (2006).", 
               "Object-oriented Computation of Sandwich Estimators.",
               "Department of Statistics and Mathematics, Wirtschaftsuniversitt Wien, Research Report Series, Report 37",
	       "URL http://epub.wu-wien.ac.at/"),
         header = "If sandwich is applied to models other than lm() also cite:"
)
