Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

The Chicago Manual of Style is an American English style guide published by the University of Chicago Press. The Manual’s guidelines for publishing, style and usage, and citations and indexes—known as ...

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We may earn commission from links on this page, but we only recommend products we love. Promise. For reference, I cut my bob two summers ago, and aside from a brief stint where I tried and failed to ...