--- /dev/null
+<?php
+
+namespace Drupal\metatag_dc_advanced\Plugin\metatag\Tag;
+
+use Drupal\metatag\Plugin\metatag\Tag\MetaNameBase;
+
+/**
+ * The Dublin Core "bibliographicCitation" meta tag.
+ *
+ * @MetatagTag(
+ * id = "dcterms_bibliographic_citation",
+ * label = @Translation("Bibliographic Citation"),
+ * description = @Translation("A bibliographic reference for the resource. Recommended practice is to include sufficient bibliographic detail to identify the resource as unambiguously as possible."),
+ * name = "dcterms.bibliographicCitation",
+ * group = "dublin_core_advanced",
+ * weight = 6,
+ * type = "label",
+ * secure = FALSE,
+ * multiple = FALSE
+ * )
+ */
+class BibliographicCitation extends MetaNameBase {
+ // Nothing here yet. Just a placeholder class for a plugin.
+}