Avoid wrong doxygen linking

diff --git a/examples/step-66/doc/intro.dox b/examples/step-66/doc/intro.dox
index e58057814b13a83db7e585958027ce9bca7db242..920d5602357d35b0a8620e3c14b90b28faf28a50 100644 (file)
--- a/examples/step-66/doc/intro.dox
+++ b/examples/step-66/doc/intro.dox
@@ -6,7 +6,7 @@ This program was contributed by Fabian Castelli.
 A version of this code was presented and discussed in
 @cite castelli2021numerical
 G.F. Castelli: Numerical Investigation of Cahn-Hilliard-Type Phase-Field
-Models for Battery Active Particles, PhD thesis, Karlsruhe Institute of
+Models for Battery Active %Particles, PhD thesis, Karlsruhe Institute of
 Technology (KIT), 2021.
 
 Fabian Castelli acknowledges financial support by the German Research