- Content analysis of the complex of textbooks for primary and lower secondary schools2006 | Faculty of Mathematics and Physics
- Research of the set of German textbooks for basic schools (goals, methods, tools and main results)2008 | Faculty of Mathematics and Physics, Faculty of Education
- Research of the set of German textbooks for basic schools (goals, methods, tools and main results)2008 | Faculty of Mathematics and Physics
- The Main Results of the Research in the Texbooks of German2007 | Faculty of Mathematics and Physics
- The Main Results of the Research in the Texbooks of German2007 | Faculty of Education