\subsection{Sources}
\begin{frame}{Image Sources}
    \begin{itemize}
	\item \href{https://commons.wikimedia.org/wiki/File:Server-multiple.svg}{Server} by RRZEicons
    \item \href{https://commons.wikimedia.org/wiki/File:Computer-aj_aj_ashton_01.svg}{Desktop Computer} by Ed g2s,
          Ironbrother, Kierancassel and Msgj
    \item \href{https://commons.wikimedia.org/wiki/File:Server_by_mimooh.svg}{Server} by Mimooh
    \end{itemize}

    The presentation can be found at \url{http://tinyurl.com/write-math-short-presentation}
\end{frame}