diff --git a/cel-thesis.cls b/cel-thesis.cls
index 51fb50f..24b5c59 100644
--- a/cel-thesis.cls
+++ b/cel-thesis.cls
@@ -60,14 +60,16 @@
 \def\setlanguage{
     \usepackage[\theThesisLanguage]{babel}
     \ifx\theThesisLanguage\dictThesisLanguageEnglish
-        \bibliographystyle{alpha} % American Style
+        %\bibliographystyle{alpha} % American Style
+        \bibliographystyle{IEEEtranSA_own} % modified IEEE alpha style that allows underlining of own publications
         \def\theUniversity{Karlsruhe Institute of Technology}
         \sisetup{%
             binary-units = true,
             output-decimal-marker={.}
         }
     \else
-        \bibliographystyle{alphadin} % DIN norm
+        %\bibliographystyle{alphadin} % DIN norm
+        \bibliographystyle{IEEEtranSA_own} % modified IEEE alpha style that allows underlining of own publications
         \def\theUniversity{Karlsruher Institut für Technologie}
         \sisetup{%
             binary-units = true,