diff --git a/README.md b/README.md
index e6a7c16..735d9b4 100644
--- a/README.md
+++ b/README.md
@@ -12,3 +12,5 @@ Headedness and/or grammatical anarchy?
 
 
 The items have been checked by me or by student assistents. Currently there are over 5000 items in the database.
+
+The items are exported to a Zotero group, which is availible at https://www.zotero.org/groups/3005400/langsci-syntax/library.
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