James Madison (1840). “The Papers of James Madison: Purchased by Order of the Congress, Being His Correspondence and Reports of Debates During the Congress of the Confederation, and His Reports of Debates in the Federal Convention; Now Published from the Original Manuscripts, Deposited in the Department of State”
Joseph Story (2012). “A Familiar Exposition of the Constitution of the United States: Containing a Brief Commentary on Every Clause, Explaining the True Nature, Reasons, and Objects Thereof : Designed for the Use of School Libraries and General Readers : with an Appendix, Containing Important Public Documents, Illustrative of the Constitution”, p.265, The Lawbook Exchange, Ltd.