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

year <- sub(".*(2[[:digit:]]{3})-.*", "\\1", meta$Date, perl = TRUE)
vers <- paste("R package version", meta$Version)


bibentry(bibtype = "Article",
  title        = "Item response models for human ratings: {O}verview, 
estimation methods, and implementation in {R}",
  author       = c(person(given = c("Alexander"),
                          family = "Robitzsch"),
                   person(given = "Jan",
                          family = "Steinfeld") ),
  journal      = "Psychological Test and Assessment Modeling",
  year         = "2018",
  volume       = "60",
  number       = "1",
  pages        = "101--139",
  textVersion  =
  paste("Robitzsch, A., & Steinfeld, J. (2018).",
        "Item response models for human ratings: Overview, 
estimation methods, and implementation in R.",
        "Psychological Test and Assessment Modeling, 60(1), 101-139.")
)



citEntry(entry="Manual",
         title = "immer: Item response models for multiple ratings",
         author = personList(as.person("Alexander Robitzsch"),
			      as.person("Jan Steinfeld")	),
         year = year,
         note = vers,
	 url = "https://CRAN.R-project.org/package=immer" ,
         textVersion =
         paste0("Robitzsch, A., & Steinfeld, J. (",  year,"). 
               immer: Item response models for multiple ratings. ",
               vers, 
               ". https://CRAN.R-project.org/package=immer")
               )

