added value for controlled vocabulary

mirima2 · Apr 3, 2018 · 6c7a48b · 6c7a48b
1 parent 8fb6067
commit 6c7a48b
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/docs/source/field_documentation.rst b/docs/source/field_documentation.rst
@@ -22,6 +22,7 @@ The type of the related identifier
 * ``EAN13``
 * ``EISSN``
 * ``Handle``
+* ``IGSN``
 * ``ISBN``
 * ``ISSN``
 * ``ISTC``