Tekin, Y. T. And ÇOBANOĞLU AKTAN, D. 2021. Investigation of measurement invariance of PISA 2015 collaborative problem solving skills: turkey, Norway and Singapore. INTERNATIONAL JOURNAL OF ASSESSMENT TOOLS IN EDUCATION , vol.8, no.1 , 90-105.

Tekin, Y. T., & ÇOBANOĞLU AKTAN, D., (2021). Investigation of measurement invariance of PISA 2015 collaborative problem solving skills: turkey, Norway and Singapore. INTERNATIONAL JOURNAL OF ASSESSMENT TOOLS IN EDUCATION , vol.8, no.1, 90-105.

Tekin, Yusuf, And DERYA ÇOBANOĞLU AKTAN. "Investigation of measurement invariance of PISA 2015 collaborative problem solving skills: turkey, Norway and Singapore," INTERNATIONAL JOURNAL OF ASSESSMENT TOOLS IN EDUCATION , vol.8, no.1, 90-105, 2021

Tekin, Yusuf T. And ÇOBANOĞLU AKTAN, DERYA Ç. . "Investigation of measurement invariance of PISA 2015 collaborative problem solving skills: turkey, Norway and Singapore." INTERNATIONAL JOURNAL OF ASSESSMENT TOOLS IN EDUCATION , vol.8, no.1, pp.90-105, 2021

Tekin, Y. T. And ÇOBANOĞLU AKTAN, D. (2021) . "Investigation of measurement invariance of PISA 2015 collaborative problem solving skills: turkey, Norway and Singapore." INTERNATIONAL JOURNAL OF ASSESSMENT TOOLS IN EDUCATION , vol.8, no.1, pp.90-105.

@article{article, author={Yusuf Taner Tekin And author={DERYA ÇOBANOĞLU AKTAN}, title={Investigation of measurement invariance of PISA 2015 collaborative problem solving skills: turkey, Norway and Singapore}, journal={INTERNATIONAL JOURNAL OF ASSESSMENT TOOLS IN EDUCATION}, year=2021, pages={90-105} }