A/HRC/36/17 1988-2002 Member of the Permanent Court of Arbitration; 1988-1991 Member of the U.N. Sub commission for the Protection of Minorities and the Prevention of Discrimination; Scientific activities and publications: • Imperative Norms of International Law (Jus Cogens), 1971 (in French language), 1977 (in Romanian language); • Handbook on Public International Law, 1993 (in Romanian language), 1995 — second edition, 2010 — third edition; • Human Rights (in Romanian language), 1993; • Human Rights in the Contemporary International Law (2001 — in Romanian language); • Human Rights in the Contemporary International Law, theory and practice (in Romanian language- 2010); • Juridical Protection of Human Rights, 2007 and 2010 — in Romanian language; • Minorities — Status and Prospects, 1996 — in Romanian language; • Minorities — Identity and Equality, 1998 — in Romanian language; • Minorities in the Third Millennium, 1999 — in Romanian language; • Minorities in International Law, 2001 — in English language; • Minorities from Non-Discrimination to Identity, 2004 — in English, published with financial support of UNESCO; • Minorities in the Contemporary International Law, 2009 — in Romanian language; • European and Euro-Atlantic Organizations, 2009, second edition 2011 — in Romanian language; • International Relations in Modern and Contemporary Times, 2008 — in Romanian language; • Treaties of international law, vol. I (Introduction and Sources), 2002 — in Romanian language; • Treaties of international law, vol. II (Representation, Spaces and Population), 2003 — in Romanian language; • Treaties of international law, vol. III (Economic Relations and Ways and Means of International Cooperation, 2005-in Romanian language; • The International Criminal Court — a new stage, 2002 — in English language; • Racial Discrimination, 2005 — in Romanian language; • Racial Discrimination, 2007 — in English, published by the UNDP Office of Bucharest; • Racial Discrimination, 2011 — in English, published by Eleven Publishers, The Hague; • Culture and Human Rights, 2012, in Romanian language, Ed. Pro Universitaria; • International Responsibility in International Law, 2013, in Romanian language, Ed. Pro Universitaria; • Introduction to public international law, 2014, in Romanian language, Ed. Pro Universitaria; • Speaking Different, Living Together; Linguistic Rights, Ed. Al Ata, 2015; • La Culture et les Droits de L’homme, 2015, Le Harmattan, Edilivre, Paris ; 28