1. A survey of Hardware-based Control Flow Integrity (CFI);De Clercq,2017
2. The structure of the “THE”-multiprogramming system
3. Operating system enhancement through firmware;Brown,1977
4. Higher Order Software: “Techniques for Operating System Machines,” Technical Report # 7, July 1977. www.dtic.mil/dtic/tr/fulltext/u2/772809.pdf