1. European Union Agency for Fundamental Rights and European Court of Human Rights - Council of Europe, Handbook on European Non-discrimination Law (2011)
2. The European Social Charter: A Social Constitution for Europe (Olivier De Schutter ed., 2010)
3. Elizabeth S.Anderson, What is the Point of Equality?, (1999) 109:2 Ethics 287
4. Equality in Transnational and Global Democracy (E. Erman and S. Näsström eds., 2012)