Johnson, Timothy R.; Spriggs II, James F.; Wahlbeck, Paul J. (June 2005). "Passing and Strategic Voting on the U.S. Supreme Court". Law & Society Review. 39 (2). Law and Society Association, through Wiley: 349–377. CiteSeerX10.1.1.509.6707. doi:10.1111/j.0023-9216.2005.00085.x.
Johnson, Timothy R.; Spriggs II, James F.; Wahlbeck, Paul J. (June 2005). "Passing and Strategic Voting on the U.S. Supreme Court". Law & Society Review. 39 (2). Law and Society Association, through Wiley: 349–377. CiteSeerX10.1.1.509.6707. doi:10.1111/j.0023-9216.2005.00085.x.