+
+@ARTICLE{glpk,
+author = {Andrew Makhorin},
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+journal = {Available: https://www.gnu.org/software/glpk/},
+year = {2012},
+}
+
+@techreport{Idrees2,
+ author = {Idrees, Ali Kadhum and Deschinkel, Karine and Salomon, Michel and Couturier, Rapha{\"e}l},
+ institution = {University of Franche-Comte - FEMTO-ST Institute, DISC Research Department},
+ title = {Distributed Lifetime Coverage Optimization Protocol in Wireless Sensor Networks},
+ number = {DISC2014-X},
+ month = {Octobre},
+ year = {2014}
+}
+
+@article{0031-9155-44-1-012,
+ author={Eva K Lee and Richard J Gallagher and David Silvern and Cheng-Shie Wuu and Marco Zaider},
+ title={Treatment planning for brachytherapy: an integer programming model, two computational approaches and experiments with permanent prostate implant planning},
+ journal={Physics in Medicine and Biology},
+ volume={44},
+ number={1},
+ pages={145},
+ url={http://stacks.iop.org/0031-9155/44/i=1/a=012},
+ year={1999}
+}
+
+@BOOK{AMPL,
+ AUTHOR = "Robert Fourer and David M. Gay and Brian W. Kernighan",
+ TITLE = "AMPL: A Modeling Language for Mathematical Programming",
+ PUBLISHER = "Cengage Learning",
+ YEAR = "November 12, 2002",
+ edition = "2nd",
+
+}
+
+
+@inproceedings{ref162,
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+ year={2005},
+ organization={IEEE Press}
+}
+
+@inproceedings{ref163,
+ title={Using mobile relays to prolong the lifetime of wireless sensor networks},
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+ booktitle={Proceedings of the 11th annual international conference on Mobile computing and networking},
+ pages={270--283},
+ year={2005},
+ organization={ACM}
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+
+@article{ref164,
+ title={Investigating a wireless sensor network optimal lifetime solution for linear topologies},
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+ year={2006},
+ publisher={World Scientific}
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+
+@article{ref165,
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+ journal={Mobile Networks and Applications},
+ volume={10},
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+ pages={825--835},
+ year={2005},
+ publisher={Springer-Verlag New York, Inc.}
+}
+
+
+@inproceedings{ref166,
+ title={A coverage-preserving node scheduling scheme for large wireless sensor networks},
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+ booktitle={Proceedings of the 1st ACM international workshop on Wireless sensor networks and applications},
+ pages={32--41},
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+ organization={ACM}
+}
+
+@inproceedings{ref167,
+ title={Energy-efficient target coverage in wireless sensor networks},
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+ booktitle={INFOCOM 2005. 24th Annual Joint Conference of the IEEE Computer and Communications Societies. Proceedings IEEE},
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+
+@article{ref168,
+ title={Maintaining sensing coverage and connectivity in large sensor networks},
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+@article{ref169,
+ title={Lightweight deployment-aware scheduling for wireless sensor networks},
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+ journal={Mobile networks and applications},
+ volume={10},
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+ pages={837--852},
+ year={2005},
+ publisher={Springer}
+}
+
+@article{ref170,
+ title={Redundancy and coverage detection in sensor networks},
+ author={C{\u{a}}rbunar, Bogdan and Grama, Ananth and Vitek, Jan and C{\u{a}}rbunar, Octavian},
+ journal={ACM Transactions on Sensor Networks (TOSN)},
+ volume={2},
+ number={1},
+ pages={94--128},
+ year={2006},
+ publisher={ACM}
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+
+@inproceedings{ref171,
+ title={On sensor network lifetime and data distortion},
+ author={Kansal, Aman and Ramamoorthy, Aditya and Srivastava, Mani B and Pottie, Gregory J},
+ booktitle={Information Theory, 2005. ISIT 2005. Proceedings. International Symposium on},
+ pages={6--10},
+ year={2005},
+ organization={IEEE}
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+
+
+@inproceedings{ref172,
+ title={On the lifetime analysis of always-on wireless sensor network applications},
+ author={Kumar, Santosh and Arora, Anish and Lai, Ten-Hwang},
+ booktitle={Mobile Adhoc and Sensor Systems Conference, 2005. IEEE International Conference on},
+ pages={3--pp},
+ year={2005},
+ organization={IEEE}
+}
+
+@inproceedings{ref173,
+ title={Design Guidelines for Maximizing Lifetime and Avoiding Energy Holes in Sensor Networks with Uniform Distribution and Uniform Reporting.},
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+ booktitle={INFOCOM},
+ pages={1--12},
+ year={2006}
+}
+
+@article{ref174,
+ title={Lifetime analysis of reliable wireless sensor networks},
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+ volume={88},
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+ pages={2465--2472},
+ year={2005},
+ publisher={The Institute of Electronics, Information and Communication Engineers}
+}
+
+
+@inproceedings{ref175,
+ title={Mostly-sleeping wireless sensor networks: connectivity,
+k-coverage, and alpha-lifetime.},
+ author={MO, W. and QIAO, D. and WANG, Z.},
+ booktitle={In Proceedings of the the 43rd Annual Allerton Conference on
+Communication, Control, and Computing},
+ pages={1--12},
+ year={2005}
+}
\ No newline at end of file
