James L. Gibson, and Gregory A. Caldeira, "Confirmation politics and the legitimacy of the US Supreme Court: Institutional loyalty, positivity bias, and the Alito nomination". American Journal of Political Science 53.1 (2009): 139–155 onlineLưu trữ 2020-10-24 tại Wayback Machine
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James L. Gibson, and Gregory A. Caldeira, "Confirmation politics and the legitimacy of the US Supreme Court: Institutional loyalty, positivity bias, and the Alito nomination". American Journal of Political Science 53.1 (2009): 139–155 onlineLưu trữ 2020-10-24 tại Wayback Machine