1. Amir, Akhil Reed, “On Prosecuting Presidents,” Hofstra Law Review (1999), Volume 27.
2. Berger, Raoul, “The President, Congress, and the Courts,” Yale Law Journal (1974), Volume 83.
3. Bickel, Alexander, “The Constitutional Tangle,” The New Republic (October 6, 1073).
4. Black, Charles L., Impeachment: A Handbook (New Haven: Yale University Press, 1974).
5. Black, Charles L. and Philip Bobbitt, Impeachment: A Handbook New Edition (New Haven: Yale University Press, 2018).