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2. Ackerman, Bruce. We the People: Foundations. Cambridge: Belknap Press of Harvard University Press, 1993.
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4. Balkin, Jack M. “Framework Originalism and the Living Constitution.” Nortwestern University Law Review 103 (2009): 1–93.
5. Barendt, Eric. An Introduction to Constitutional Law. Oxford: Oxford University Press, 1998.