diff --git a/forschung.xml b/forschung.xml
index 43ce42b..89069d7 100644
--- a/forschung.xml
+++ b/forschung.xml
@@ -2601,6 +2601,7 @@
 </kommentar>
 
 <kommentar id="mer-p-1948" type="forschung">
+<keyword ref="h-dangeuil"/><keyword ref="gottsched"/><keyword ref="berens-jc"/>
 <lemma>Merlan, Philip: Hamann as Spokesman of the Middle Class. In: Journal of the History of Ideas 9 (1948), S.&#x202F;380&#x2013;384.</lemma>
 </kommentar>