This extension is intended for legitimate and ethical use only. Please use this extension responsibly. The developers and owners are not responsible for any misuse or ...
The Danish postal service has announced it will cease deliveries from 30 December after 400 years. Eventually, other countries may go down a similar route Predictions of the demise of letter writing ...
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, ...
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