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@book{poole2005spatial,
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  author={Poole, K.T.},
  year={2005},
  publisher={Cambridge Univ Pr}
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@article{carroll1970analysis,
  title={Analysis of individual differences in multidimensional scaling via an N-way generalization of Eckart-Young decomposition},
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  number={3},
  pages={283--319},
  year={1970},
  publisher={Springer}
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@book{efron1993introduction,
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@article{eckart1936approximation,
  title={The approximation of one matrix by another of lower rank},
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  journal={Psychometrika},
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  pages={211--218},
  year={1936},
  publisher={Springer}
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@article{herronlewis,
  title={Did Ralph Nader Spoil a Gore Presidency? A Ballot-Level Study of Green and Reform Party Voters in the 2000 Presidential Election},
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  journal={Quarterly Journal of Political Science},
  volume={2},
  number={3},
  pages={205--226},
  year={2007}
}

@article{martin2002dynamic,
  title={Dynamic ideal point estimation via Markov chain Monte Carlo for the US Supreme Court, 1953--1999},
  author={Martin, A.D. and Quinn, K.M.},
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  number={2},
  pages={134},
  year={2002},
  publisher={SPM-PMSAPSA}
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@article{aldrich1977method,
  title={A Method of Scaling with Applications to the 1968 and 1972 Presidential Elections},
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  number={1},
  pages={111--130},
  year={1977},
  publisher={JSTOR}
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@article{palfrey1987relationship,
  title={The relationship between information, ideology, and voting behavior},
  author={Palfrey, T.R. and Poole, K.T.},
  journal={American Journal of Political Science},
  volume={31},
  number={3},
  pages={511--530},
  year={1987},
  publisher={JSTOR}
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@article{poole1998recovering,
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  author={Poole, K.T.},
  journal={American Journal of Political Science},
  volume={42},
  number={3},
  pages={954--993},
  year={1998},
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@article{saiegh2009recovering,
  title={Recovering a Basic Space from Elite Surveys: Evidence from Latin America},
  author={Saiegh, S.M.},
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  pages={117--145},
  year={2009},
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@book{app1,
  Author = {Nolan M. McCarty and Keith T. Poole and Howard Rosenthal},
  Title = {Polarized America: The Dance of Ideology and Unequal Riches},
  Publisher = {MIT Press},
  Year = {2006},
  address = {Cambridge}
}

@article{app2,
   author = {Nolan M. McCarty and Keith T. Poole and Howard Rosenthal},
   title = {The Hunt for Party Discipline in Congress},
   journal = {American Political Science Review},
   volume = {95},
   number	= {3},
   year = {2001},
   pages   = {673--687}
 }

@book{Congress,
  Author = {Keith T. Poole and Howard Rosenthal},
  Title = {Congress: A Political-Economic History of Roll Call Voting},
  Publisher = {Oxford University Press},
  Year = {1997},
  address = {New York}
}

@Manual{R,
  title		= {\proglang{R}: {A} Language and Environment
  		   for Statistical Computing},
  author	= {{\proglang{R} Development Core Team}},
  organization	= {\proglang{R} Foundation for Statistical
  		   Computing},
  address	= {Vienna, Austria},
  year		= {2009},
  note      = {{ISBN} 3-900051-07-0},
  url		= {http://www.R-project.org/}
}

@article{Voeten,
   author = {Eric Voeten},
   title = {Outside Options and the Logic of Security Council Action},
   journal = {American Political Science Review},
   volume = {95},
   number	= {4},
   year = {2001},
   pages   = {845--858}
 }
