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-\bibcite{huang2005coverage}{{12}{2005{b}}{{Huang and Tseng}}{{}}}
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-\bibcite{kim2013maximum}{{17}{2013}{{Kim and Cobb}}{{}}}
-\bibcite{0031-9155-44-1-012}{{18}{1999}{{Lee et~al.}}{{Lee, Gallagher, Silvern, Wuu, and Zaider}}}
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-\bibcite{ling2009energy}{{20}{2009}{{Ling and Znati}}{{}}}
-\bibcite{glpk}{{21}{2012}{{Makhorin}}{{}}}
-\bibcite{Misra}{{22}{2011}{{Misra, Kumar, and Obaidat}}{{}}}
-\bibcite{pc10}{{23}{2010}{{Padmavathy and Chitra}}{{}}}
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-\bibcite{pujari2011high}{{25}{2011}{{Pujari}}{{}}}
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-\bibcite{rault2014energy}{{27}{2014}{{Rault, Bouabdallah, and Challal}}{{}}}
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-\bibcite{varga}{{29}{2003}{{Varga}}{{}}}
-\bibcite{ChinhVu}{{30}{2006}{{Vu et~al.}}{{Vu, Gao, Deshmukh, and Li}}}
-\bibcite{chin2007}{{31}{2009}{{Vu}}{{}}}
-\bibcite{wang2011coverage}{{32}{2011}{{Wang}}{{}}}
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-\bibcite{yang2014novel}{{36}{2014{a}}{{Yang and Chin}}{{}}}
-\bibcite{yangnovel}{{37}{2014{b}}{{Yang and Chin}}{{}}}
-\bibcite{Yang2014}{{38}{2014}{{Yang and Liu}}{{}}}
-\bibcite{yick2008wireless}{{39}{2008}{{Yick, Mukherjee, and Ghosal}}{{}}}
-\bibcite{Zhang05}{{40}{2005}{{Zhang and Hou}}{{}}}
-\bibcite{zhou2009variable}{{41}{2009}{{Zhou, Das, and Gupta}}{{}}}
-\bibcite{zorbas2010solving}{{42}{2010}{{Zorbas et~al.}}{{Zorbas, Glynos, Kotzanikolaou, and Douligeris}}}
+\bibcite{iamigo:cplex}{{7}{2010}{{CPLEX}}{{}}}
+\bibcite{Deng2012}{{8}{2012}{{Deng, Jiguo~Yu, and Chen}}{{}}}
+\bibcite{deschinkel2012column}{{9}{2012}{{Deschinkel}}{{}}}
+\bibcite{AMPL}{{10}{November 12, 2002}{{Fourer, Gay, and Kernighan}}{{}}}
+\bibcite{HeShibo}{{11}{2014}{{He et~al.}}{{He, Gong, Zhang, Chen, and Sun}}}
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+\bibcite{huang2005coverage}{{13}{2005{b}}{{Huang and Tseng}}{{}}}
+\bibcite{doi:10.1155/2010/926075}{{14}{2010}{{Hung and Lui}}{{}}}
+\bibcite{idrees2014coverage}{{15}{2014}{{Idrees et~al.}}{{Idrees, Deschinkel, Salomon, and Couturier}}}
+\bibcite{Idrees2}{{16}{2015}{{Idrees et~al.}}{{Idrees, Deschinkel, Salomon, and Couturier}}}
+\bibcite{jaggi2006}{{17}{2006}{{Jaggi and Abouzeid}}{{}}}
+\bibcite{kim2013maximum}{{18}{2013}{{Kim and Cobb}}{{}}}
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+\bibcite{li2013survey}{{20}{2013}{{Li and Vasilakos}}{{}}}
+\bibcite{ling2009energy}{{21}{2009}{{Ling and Znati}}{{}}}
+\bibcite{glpk}{{22}{2012}{{Makhorin}}{{}}}
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+\bibcite{pc10}{{24}{2010}{{Padmavathy and Chitra}}{{}}}
+\bibcite{puccinelli2005wireless}{{25}{2005}{{Puccinelli and Haenggi}}{{}}}
+\bibcite{pujari2011high}{{26}{2011}{{Pujari}}{{}}}
+\bibcite{qu2013distributed}{{27}{2013}{{Qu and Georgakopoulos}}{{}}}
+\bibcite{rault2014energy}{{28}{2014}{{Rault, Bouabdallah, and Challal}}{{}}}
+\bibcite{doi:10.1080/0305215X.2012.687732}{{29}{2013}{{Singh, Rossi, and Sevaux}}{{}}}
+\bibcite{varga}{{30}{2003}{{Varga}}{{}}}
+\bibcite{ChinhVu}{{31}{2006}{{Vu et~al.}}{{Vu, Gao, Deshmukh, and Li}}}
+\bibcite{chin2007}{{32}{2009}{{Vu}}{{}}}
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+\bibcite{5714480}{{34}{2010}{{Xing, Li, and Wang}}{{}}}
+\bibcite{xu2001geography}{{35}{2001}{{Xu, Heidemann, and Estrin}}{{}}}
+\bibcite{yan2008design}{{36}{2008}{{Yan et~al.}}{{Yan, Gu, He, and Stankovic}}}
+\bibcite{yang2014novel}{{37}{2014{a}}{{Yang and Chin}}{{}}}
+\bibcite{yangnovel}{{38}{2014{b}}{{Yang and Chin}}{{}}}
+\bibcite{Yang2014}{{39}{2014}{{Yang and Liu}}{{}}}
+\bibcite{yick2008wireless}{{40}{2008}{{Yick, Mukherjee, and Ghosal}}{{}}}
+\bibcite{Zhang05}{{41}{2005}{{Zhang and Hou}}{{}}}
+\bibcite{zhou2009variable}{{42}{2009}{{Zhou, Das, and Gupta}}{{}}}
+\bibcite{zorbas2010solving}{{43}{2010}{{Zorbas et~al.}}{{Zorbas, Glynos, Kotzanikolaou, and Douligeris}}}
