1. Senate Elections;Abramowitz,1992
2. Measuring representation;Achen;American Journal of Political Science,1978
3. Party Competition and Responsible Party Government: A Theory of Spatial Competition Based upon Insights from Behavioral Voting Research;Adams,2001
4. Candidate positioning in U.S. House elections;Ansolabehere;American Journal of Political Science,2001
5. The Almanac of American Politics 1990;Barone,1990