Bayram, G. And Yurtsever, Ö. 2021. Efficiency Evaluation of European Countries in terms of COVID-19. International journal of advances in engineering and pure sciences (Online) , vol.33, no.3 , 366-375.

Bayram, G., & Yurtsever, Ö., (2021). Efficiency Evaluation of European Countries in terms of COVID-19. International journal of advances in engineering and pure sciences (Online) , vol.33, no.3, 366-375.

Bayram, Gökçen, And ÖZLEM YURTSEVER. " Efficiency Evaluation of European Countries in terms of COVID-19," International journal of advances in engineering and pure sciences (Online) , vol.33, no.3, 366-375, 2021

Bayram, Gökçen And Yurtsever, ÖZLEM. " Efficiency Evaluation of European Countries in terms of COVID-19." International journal of advances in engineering and pure sciences (Online) , vol.33, no.3, pp.366-375, 2021

Bayram, G. And Yurtsever, Ö. (2021) . " Efficiency Evaluation of European Countries in terms of COVID-19." International journal of advances in engineering and pure sciences (Online) , vol.33, no.3, pp.366-375.

@article{article, author={Gökçen Bayram And author={ÖZLEM YURTSEVER}, title={ Efficiency Evaluation of European Countries in terms of COVID-19}, journal={International journal of advances in engineering and pure sciences (Online)}, year=2021, pages={366-375} }