src/HOL/Proofs/Lambda/Standardization.thy
changeset 76987 4c275405faae
parent 67399 eab6ce8368fa
child 80914 d97fdabd9e2b
--- a/src/HOL/Proofs/Lambda/Standardization.thy	Sun Jan 15 16:28:03 2023 +0100
+++ b/src/HOL/Proofs/Lambda/Standardization.thy	Sun Jan 15 18:30:18 2023 +0100
@@ -10,8 +10,8 @@
 begin
 
 text \<open>
-Based on lecture notes by Ralph Matthes @{cite "Matthes-ESSLLI2000"},
-original proof idea due to Ralph Loader @{cite Loader1998}.
+Based on lecture notes by Ralph Matthes \<^cite>\<open>"Matthes-ESSLLI2000"\<close>,
+original proof idea due to Ralph Loader \<^cite>\<open>Loader1998\<close>.
 \<close>