diff --git a/src/caoscrawler/identifiable_adapters.py b/src/caoscrawler/identifiable_adapters.py
index 3513b871b4ff8c72361a2ed4f68dd8d3c6d31a6d..93529ca6a654774a07b941f719d46e98a9cdef79 100644
--- a/src/caoscrawler/identifiable_adapters.py
+++ b/src/caoscrawler/identifiable_adapters.py
@@ -431,6 +431,8 @@ class IdentifiableAdapter(metaclass=ABCMeta):
         """returns true if one of the parents is listed by the 'is_referenced_by' property
 
         This function also returns True if 'is_referenced_by' contains the wildcard '*'.
+
+        Last review by Alexander Schlemmer on 2024-05-29.
         """
         if register_identifiable.get_property("is_referenced_by") is None:
             return False