--- a/src/Doc/Codegen/Inductive_Predicate.thy Tue Oct 07 21:44:41 2014 +0200
+++ b/src/Doc/Codegen/Inductive_Predicate.thy Tue Oct 07 22:35:11 2014 +0200
@@ -23,7 +23,7 @@
which turns inductive specifications into equational ones, from
which in turn executable code can be generated. The mechanisms of
this compiler are described in detail in
- \cite{Berghofer-Bulwahn-Haftmann:2009:TPHOL}.
+ @{cite "Berghofer-Bulwahn-Haftmann:2009:TPHOL"}.
Consider the simple predicate @{const append} given by these two
introduction rules: