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I.~F. Akyildiz and M.~C. Vuran, Wireless Sensor Networks.\hskip 1em plus 0.5em
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\bibitem{Sudip03}
S.~Misra, I.~Woungang, and S.~C. Misra, Guide to Wireless Sensor
  Networks.\hskip 1em plus 0.5em minus 0.4em\relax Springer-Verlag London
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\bibitem{Misra05}
S.~Misra, M.~P. Kumar, and M.~S. Obaidat, ``Connectivity preserving localized
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\bibitem{Nayak04}
A.~Nayak and I.~Stojmenovic, Wireless Sensor and Actuator Networks: Algorithms
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\bibitem{varga}
A.~Varga, ``Omnet++ discrete event simulation system,'' Available:
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\bibitem{chin2007}
C.~T. Vu, ``Distributed energy-efficient solutions for area coverage problems
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\bibitem{Huang:2003:CPW:941350.941367}
C.-F. HUANG and Y.-C. TSENG, ``The coverage problem in a wireless sensor
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\bibitem{Shibo}
S.~He, J.~Chen, X.~Li, X.~Shen, and Y.~Sun, ``Leveraging prediction to improve
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\bibitem{Bang}
B.~Wang, H.~B. Lim, and D.~Ma, ``A coverage-aware clustering protocol for
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\bibitem{Zhixin}
Z.~Liu, Q.~Zheng, L.~Xue, and X.~Guan, ``A distributed energy-efficient
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\bibitem{Zhang}
L.~Zhang, Q.~Zhu, and J.~Wang, ``Adaptive clustering for maximizing network
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\bibitem{Torkestani}
J.~A. Torkestani, ``An adaptive energy-efficient area coverage algorithm for
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\bibitem{Zhang05}
H.~Zhang and J.~C. Hou, ``Maintaining sensing coverage and connectivity in
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\bibitem{pedraza2006}
F.~Pedraza, A.~L. Medaglia, and A.~Garcia, ``Efficient coverage algorithms for
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\bibitem{HeinzelmanCB02}
W.~B. Heinzelman, A.~P. Chandrakasan, and H.~Balakrishnan, ``An
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\end{thebibliography}