YEŞİLYAPRAK, C. Et Al. 2017. The Flexible Adaptive Optics Concept: AO development of the DAG 4 m telescope. Adaptive Optics for Extremely Large Telescopes 5 AO4ELT5 , (Canary Island, Spain), 1-5.

YEŞİLYAPRAK, C., KESKIN, O., & JOLISSAINT, L., (2017). The Flexible Adaptive Optics Concept: AO development of the DAG 4 m telescope . Adaptive Optics for Extremely Large Telescopes 5 AO4ELT5 (pp.1-5). Canary Island, Spain

YEŞİLYAPRAK, Cahit, O. KESKIN, And L. JOLISSAINT. "The Flexible Adaptive Optics Concept: AO development of the DAG 4 m telescope," Adaptive Optics for Extremely Large Telescopes 5 AO4ELT5, Canary Island, Spain, 2017

YEŞİLYAPRAK, Cahit Et Al. "The Flexible Adaptive Optics Concept: AO development of the DAG 4 m telescope." Adaptive Optics for Extremely Large Telescopes 5 AO4ELT5 , Canary Island, Spain, pp.1-5, 2017

YEŞİLYAPRAK, C. KESKIN, O. And JOLISSAINT, L. (2017) . "The Flexible Adaptive Optics Concept: AO development of the DAG 4 m telescope." Adaptive Optics for Extremely Large Telescopes 5 AO4ELT5 , Canary Island, Spain, pp.1-5.

@conferencepaper{conferencepaper, author={Cahit YEŞİLYAPRAK Et Al. }, title={The Flexible Adaptive Optics Concept: AO development of the DAG 4 m telescope}, congress name={Adaptive Optics for Extremely Large Telescopes 5 AO4ELT5}, city={Canary Island}, country={Spain}, year={2017}, pages={1-5} }