- The Czech Republic between Semipresidential and Parliamentary System of Government?2006 | Faculty of Law
- Moldova - oscillation between semipresidentialism and parliamentarianism2011 | Faculty of Mathematics and Physics
- Czech Republic 2013: Welcome to semipresidentialism2013 | Faculty of Arts
- Presidential Elements in Government. The Czech Republic2007 | Faculty of Law
- The change of the position of the prezident in Finnland2010 | Faculty of Mathematics and Physics
- Democratic political regimes2011 | Faculty of Social Sciences
- Political regimes2007 | Faculty of Social Sciences