Austrian Legal Culture, in Søren Koch/Knut Einar Skodvin/Jørn Øyrehagen Sunde (eds), Comparing legal cultures (2017) (together with Sonntag) 215–243
The Austrian Constitutional Court, in: András Jakab/Arthur Dyevre/Giulio Itzcovich (eds), Comparative Constitutional Reasoning, Cambridge University Press (2017)
Questioning the Basic Values and Jörg Haider – Austria, in: Jakab/Kochenov (eds), The Enforcement of EU Law and Values, Oxford University Press (2017) 436–455
Regulatory Constitutional Law, European Networks Law & Regulation Quarterly 2014, 297-300
International Constitutional Law in Legal Education. Proceedings of the Erasmus Intensive Programme NICLAS 2007–2012 (2014) Facultas Pub. in cooperation with Nomos Pub. (together with Jürgen Busch, Jennifer Kelleher, Geanina Gabriela Turcanu) 327 pages
Teaching Constitutional Comparison. Changing the Culture of Legal Education, in Busch et al (eds), International Constitutional Law in Legal Education (2014) Facultas Pub. in cooperation with Nomos Pub., 13–39
Book review: Nóra Chronowski/Tímea Drinozí/Tamara Takács (eds), Governmental Systems of Central and Eastern European States, ICL Journal 2011, 697–698
Online Paper: Rule of Law in Austria, in: Understandings of the Rule of Law in various Legal Orders of the World, Rule of Law Wiki 2011, http://wikis.fu-berlin.de/display/SBprojectrol/Austria (together with Harald Eberhard), 8 pages
Corporate Social Responsibility. Proceedings of the 5th Vienna Workshop on International Constitutional Law (2010) Facultas Verlag in Kooperation mit Nomos Verlag (gem. mit Christina Binder, Harald Eberhard, Gregor Ribarov, Gerhard Thallinger) 171 Seite
Constitutional and Anti-Constitutional Responses to Terrorism: The Difficulty of Removing Exclusions from Constitutional Law, City University of Hong Kong Law Review 2010, 5–18
The NICLAS Study Module: International Constitutional Law as Innovation in Higher Legal Education, in: Diplomatic Academy of Vienna (ed), Can the United Nations be Taught? 96–100 (2009) (together with Jürgen Busch, Joachim Stern)
Constitutional Limits to Security – An Introduction, in: Eberhard et al (eds), Constitutional Limits to Security. Proceedings of the 4th Vienna Workshop on International Constitutional Law (2009) Facultas Pub. in cooperation with Nomos Pub., 9–19
Perspectives and Limits of Democracy. Proceedings of the 3rd Vienna Workshop on International Constitutional Law (2008) Facultas Pub. in cooperation with Nomos Pub. (2008) (together with Harald Eberhard, Gregor Ribarov, Gerhard Thallinger) 170 pages
FOCUS: Same-sex partnership and marriages, ICL-Journal 1/2008, 54–55 (www.icl-journal.com)
Transitional Constitutionalism. Proceedings of the 2nd Vienna Workshop on International Constitutional Law (2007) Facultas Pub. in cooperation with Nomos Pub. (together with Harald Eberhard, Gerhard Thallinger) 176 pages
The International Constitutional Law Approach. An introduction to a new perspective on constitutional challenges in a globalizing world, ICL-Journal 2007, 91–100 (www.icl-journal.com)
A Comparative Analysis of Security as an Element of Constitutional Design: Is Global Terrorism Changing the Conditions of International Constitutional Law?, Online Paper submitted at the VIIth World Conference of the International Association of Constitutional Law – Workshop 8: Constitutions and Global Terrorism 2007 (http://www.enelsyn.gr/), 15 pages
Legal aspects of “black biotechnology”. Counter-terrorism between prevention and use of biotechnological products, Journal of International Biotechnology Law 2006, 231–236