--- a/src/Doc/Codegen/Partial_Functions.thy Sun Jan 15 16:28:03 2023 +0100
+++ b/src/Doc/Codegen/Partial_Functions.thy Sun Jan 15 18:30:18 2023 +0100
@@ -130,7 +130,7 @@
Type \<open>dlist\<close> in Section~\ref{sec:partiality} is defined in the same manner.
The following command sets up infrastructure for lifting functions on @{typ "nat list"}
-to @{typ acyc} (used by @{command_def lift_definition} below) \cite{isabelle-isar-ref}.\<close>
+to @{typ acyc} (used by @{command_def lift_definition} below) \<^cite>\<open>"isabelle-isar-ref"\<close>.\<close>
setup_lifting type_definition_acyc