1. Ackerman Bruce. 1989. Constitutional politics/constitutional law. Yale Law Journal 99 (3): 453–447.
2. ACLU (American Civil Liberties Union of Colorado). N.d. Court rules bakery illegally discriminated against gay couple. http://aclu-co.org/court-rules-bakery-illegally-discriminated-against-gay-couple/.
3. Adler Jonathan H. 2014. Are Nebraska and Oklahoma just fair-weather federalists? Washington Post December 19. https://www.washingtonpost.com/news/volokh-conspiracy/wp/2014/12/19/are-nebraska-and-oklahoma-just-fair-weather-federalists/.
4. Incrementalism, civil unions, and the possibility of predicting legal recognition of same-sex marriage;Aloni;Duke Journal of Gender Law & Policy,2010
5. What same-sex-marriage and religious-liberty claims have in common;Berg;Northwestern Journal of Law & Social Policy,2010