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Select UEFI Boot Mode or Legacy BIOS Boot Mode (BIOS) - Oracle® X4 Series Servers Administration Guide
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Question - Dell machine missing UEFI boot options. | AnandTech Forums: Technology, Hardware, Software, and Deals
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Amazon.com: Hands-on Booting: Learn the Boot Process of Linux, Windows, and Unix eBook : Babar, Yogesh: Kindle Store
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