1
Published 2008
Educational Research Institute, Slovenia

2
Published 2009
Socius d.d.

3
Published 2009
Government Office for Development and European Affairs

4
Published 2008
PISA National Center, Slovenia

5
by Dumont, Hanna
Published 2013
National Education Institute, Slovenia

6
Published 2012
Ministry of Finance, Slovenia

7
Published 2013
National Examinations Centre, Slovenia

8
Published 2017
OECD Publishing

9
Published 2015
OECD Publishing

10
Published 2015
Slovenian Institute for Adult Education