diff --git a/inst/CITATION b/inst/CITATION
new file mode 100644
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+++ b/inst/CITATION
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+citHeader("To cite package 'CSTools' in publications use:")
+
+yr <- sub('.*(2[[:digit:]]{3})-.*', '\\1', meta$Date, perl = TRUE)
+if (length(yr) == 0) yr <- format(Sys.Date(), '%Y')
+
+bibentry(
+  bibtype = 'Manual',
+  title = paste0(meta$Package, ': ', meta$Title),
+  author = Filter(function(p) 'aut' %in% p$role, as.person(meta$Author)),
+  year = yr,
+  note = paste('R package version', meta$Version),
+  url = meta$URL
+)
+
+bibentry(
+  bibtype = "Article",
+  author = c(person("Núria", "Pérez-Zanón", email = "nuria.perez@bsc.es"), person("", "et al.")),
+  title = "Climate Services Toolbox (CSTools) v4.0: from climate forecasts to climate forecast information",
+  doi = "10.5194/gmd-15-6115-2022",
+  url = "https://gmd.copernicus.org/articles/15/6115/2022/",
+  journal = "Geoscientific Model Development",
+  publisher = "European Geosciences Union",
+  year = "2022"
+)