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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, ...

Find the latest CVR Energy, Inc. (CVI) stock quote, history, news and other vital information to help you with your stock trading and investing.

Open Video Downloader is a simple, cross-platform desktop application that lets you download videos, audio, subtitles and metadata from hundreds of supported websites, not just YouTube. It provides an ...

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CVR Energy, Inc. is a holding company. The firm engages in the provision of petroleum refining and marketing business. It operates through the following segments: Petroleum and Nitrogen Fertilizer.