\begin{thebibliography}{CLRS09}

\bibitem[CLRS09]{clrs09}
T.~H. Cormen, C.~E. Leiserson, R.~L. Rivest, and C.~Stein.
\newblock {\em Introduction to Algorithms.}
\newblock MIT Press, $3^{rd}$ edition, 2009.

\end{thebibliography}
