The citizen-makers : ethical dilemmas in immigration integration.   -- In:  European law journal -- ISSN 1351-5993. -- Vol. 25, (2019), no. 6, s. 524-543. 

Illiberal Liberalism : Cultural Restrictions on Migration and Access to Citizenship in Europe.   -- In:  The American journal of comparative law -- ISSN 0002-919X. -- Vol. 58, (2010), no. 1, s. 53-105. 

The preamble in constitutional interpretation.   -- In:  International journal of constitutional law -- ISSN 1474-2659..