carried out by a leader node which solves an integer program.
Simulation results show that the proposed approach can prolong the
network lifetime and improve the coverage performance.
-\end{abstract*&^@!U&*T@}
+\end{abstract}
%\keywords{Area Coverage, Wireless Sensor Networks, lifetime Optimization, Distributed Protocol.}
independently and simultaneously, is the most relevant way to maximize
the lifetime of a network.
-\section{Conclusion and future forks}
+\section{Conclusion and Future Works}
\label{sec:conclusion}
In this paper, we have addressed the problem of the coverage and the lifetime