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IEEE Communications Surveys & Tutorials > 2017 > 19 > 1 > 587 - 618
IEEE Communications Surveys & Tutorials > 2016 > 18 > 3 > 2220 - 2243
IEEE Communications Surveys & Tutorials > 2014 > 16 > 3 > 1339 - 1368
IEEE Communications Surveys & Tutorials > 2011 > 13 > 2 > 291 - 307
IEEE Communications Surveys & Tutorials > 2011 > 13 > 4 > 673 - 687