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IEEE Communications Letters > 2017 > 21 > 8 > 1887 - 1890
IEEE Wireless Communications Letters > 2015 > 4 > 1 > 98 - 101
IEEE Signal Processing Letters > 2015 > 22 > 3 > 332 - 335
IEEE Communications Surveys & Tutorials > 2015 > 17 > 4 > 1858 - 1884