authorship-en.tex

I hereby confirm that the work presented in this master thesis has been performed and interpreted solely by myself except where explicitly identified to the contrary. I declare that I have used no other sources and 
aids than those indicated. This work has not been submitted elsewhere in any other form for the fulfillment of any other degree or qualification.

\vspace*{3cm}
\par\noindent%
Bonn, \today \hfill \underline{\hspace*{5.5cm}}
\vspace*{\fill}