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IEEE Systems Journal > 2017 > 11 > 3 > 1403 - 1411
IEEE Transactions on Services Computing > 2015 > 8 > 4 > 534 - 549
IEEE Systems Journal > 2017 > 11 > 3 > 1403 - 1411
IEEE Transactions on Services Computing > 2015 > 8 > 4 > 534 - 549