+\begin{figure}[htbp]
+\centering
+ \includegraphics[angle=-90,width=0.8\textwidth]{GPU_openmp}
+\caption{Execution times in seconds of the Ehrlich-Aberth method on GPUs using shared memory paradigm with OpenMP}
+\label{fig:01}
+\end{figure}
+
+\begin{figure}[htbp]
+\centering
+ \includegraphics[angle=-90,width=0.8\textwidth]{GPU_mpi}
+\caption{Execution times in seconds of the Ehrlich-Aberth method on GPUs using distributed memory paradigm with MPI}
+\label{fig:02}
+\end{figure}