added References frame

demo.tex

@@ -180,6 +180,23 @@ or show \textbf{bold} results.\end{verbatim}
   \end{quote}
 \end{frame}
 
+\begin{frame}{References}
+	\begin{thebibliography}{10}
+
+	\beamertemplatebookbibitems
+	\bibitem{Oppenheim2009}
+	Alan~V.~Oppenheim
+	\newblock Discrete-Time Signal Processing
+	\newblock Prentice Hall Press, 2009
+	\newblock Notes nobody is interested in
+
+	\beamertemplatearticlebibitems
+	\bibitem{EBU2011}
+	European~Broadcasting~Union
+	\newblock Specification of the Broadcast Wave Format (BWF)
+	\newblock 2011
+  \end{thebibliography}
+\end{frame}
 
 \section{Conclusion}