Article 5
Document 8
James Madison, Federalist, no. 49, 338--43
2 Feb. 1788(See vol. 1 , ch. 2 , no. 19 )
The Founders' Constitution
Volume 4, Article 5, Document 8
http://press-pubs.uchicago.edu/founders/documents/a5s8.html
The University of Chicago Press