Liu, Z.[Liu, Z.]; Luong, N.C.[Luong, N.C.]; Wang, W.[Wang, W.]; Niyato, D.[Niyato, D.]; Wang, P.[Wang, P.]; Liang, Y.-C.[Liang, Y.-C.]; Kim, D.I.[Kim, D.I.]
ArticleIssue Date2019CitationIEEE Access, v.7, pp.47615 - 47643PublisherInstitute of Electrical and Electronics Engineers Inc.