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+## x86 assembly
+- <https://www.felixcloutier.com/x86/>
+- <http://www.unixwiz.net/techtips/x86-jumps.html>
+- <https://www.nasm.us/xdoc/2.13.01/nasmdoc.pdf>
+- <https://wiki.osdev.org/Real_Mode>
+
+## Boot sequence
+- <https://wiki.osdev.org/Boot_Sequence>
+- <https://wiki.osdev.org/Protected_Mode#Entering_Protected_Mode>
+
+## BIOS interrupts
+- <https://en.wikipedia.org/wiki/BIOS_interrupt_call>
+- <https://en.wikipedia.org/wiki/INT_13H>
+- <https://wiki.osdev.org/MBR_%28x86%29>
+- <https://wiki.osdev.org/Disk_access_using_the_BIOS_(INT_13h)>
+- <https://wiki.osdev.org/Ralf_Brown%27s_Interrupt_List>
+
+## VGA
+- <https://en.wikipedia.org/wiki/Video_Graphics_Array>
+- <https://os.phil-opp.com/vga-text-mode/>
+