O. Keskin, C. Yeşilyaprak, L. Jolissaint, “Project management and status update for DAG (Eastern Anatolia Observatory) the 4 meter VIS/IR optical telescope,” Modeling, Systems Engineering, and Project Management for Astronomy VIII, 10705, 2018
Jolissaint, L., Eikenberry, S., Bouxin, A., Keskin, O., and Yesilyaprak, C, “The Flexible Adaptive Optics Concept,” DOI: 10.26698/AO4ELT5.0118, 2018
C. Yeşilyaprak, O. Keskin, Ü.B. Akbulak, C.T. Tezcan, F. Güvenir, Ö.F. Aydemir, “DAG-TGI: turbulence generator instrument for DAG (Eastern Anatolia Observatory),” Adaptive Optics Systems VI 10703, 107036T, 2018
L. Jolissaint, A. Bouxin, U.S. Gökay, O. Keskin, F. Rigaut, C. Yesilyaprak, “A flexible adaptive optics concept for general purpose high angular resolution science on the DAG 4 m telescope,” Adaptive Optics Systems VI 10703, 1070366, 2018
A.E. Şahmali, C. Yeşilyaprak, O. Keskin, “Coordination in building an observatory: a case study of Eastern Anatolian Observatory (DAG),” Modeling, Systems Engineering, and Project Management for Astronomy VIII, 10705, 2018
M.A. Abdulkadyrov, A.P. Semenov, S.P. Belousov, N.M. Vladimirov, O. Keskin, … “Production of М1, М2 and М3 for DAG project (Belgium, Russia): current status,” Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation III, 10706, 2018
O. Pirnay, G. Lousberg, E. Gabriel, G. Marchiori, A. Busatta, C Yeşilyaprak, O. Keskin, “DAG 4m telescope: assembly, integration and testing,” Ground-based and Airborne Telescopes VII 10700, 107001Y, 2018
A.C. Ünal, M. Sarajlic, L.J. de Sepibus, O. Keskin, C. Yesilyaprak, J. Baudet, “In flange derotator design for the 4m DAG Telescope,” Ground-based and Airborne Telescopes VII 10700, 107003W, 2018
C. Yeşilyaprak, O. Keskin, “Eastern Anatolia Observatory (DAG): recent developments 2017”, Ground-based and Airborne Telescopes VII 10700, 107002J
L. Jolissaint; A. Bouxin; O. Keskin, “AO development of the DAG 4 m telescope,” AO4ELT (Adaptive Optics for ELT Conference), 2017
O. Keskin; C. Yesilyaprak; S. K. Yerli; L. Zago; T. Guver; S. Alis, “Project management of DAG: Eastern Anatolia Observatory,” Proc. SPIE 9911, Modeling, Systems Engineering, and Project Management for Astronomy VI, 99110S; doi:10.1117/12.2234459, 2016
O. Keskin, S.K. Yerli, C. Yeşilyaprak, et all, “Status of Focal Plane Instrumentation (FPI) project of the 4m DAG telescope ”, Proc. SPIE 9908, Ground-based and Airborne Instrumentation for Astronomy VI, 99085I, doi: 10.1117/12.2234285, 2016
O. Keskin; C. Yesilyaprak; S. K. Yerli, “Auxiliary free space optical communication project to ensure continuous transfer of data for DAG the 4 meter telescope”, Proc. SPIE 9912, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation II, 991273; doi:10.1117/12.2234388, 2016
L. Jolissaint; O. Keskin; L. Zago; S. K. Yerli; C. Yesilyaprak; E. Mudry; G. Lousberg, " The design of an adaptive optics telescope: the case of DAG ", Proc. SPIE 9906, Ground-based and Airborne Telescopes VI, 99063J; doi:10.1117/12.2233297, 2016
B. B. Güçsav; D. Çoker; C. Yeşilyaprak; O. Keskin; L. Zago; S. K. Yerli, " Agile development approach for the observatory control software of the DAG 4m telescope ", Proc. SPIE 9913, Software and Cyberinfrastructure for Astronomy III, 991333; doi:10.1117/12.2234394, 2016
A. E. Sahmali; C. Yesilyaprak; S. K. Yerli; O. Keskin, “Observatory building design: a case study of DAG with infrastructure and facilities,” Proc. SPIE 9911, Modeling, Systems Engineering, and Project Management for Astronomy VI, 99112S; doi:10.1117/12.2234386, 2016
L. Zago; B. Guex; C. Yesilyaprak; S. K. Yerli; O. Keskin, Integrated opto-dynamic modeling of the 4m DAG telescope image quality performance ", Proc. SPIE 9911, Modeling, Systems Engineering, and Project Management for Astronomy VI, 991128; doi:10.1117/12.2232816, 2016
S. K. Yerli; C. Yeşilyaprak; O. Keskin; S. Alis, “DAG telescope site studies and infrastructure for possible international co-operations,” Proc. SPIE 9910, Observatory Operations: Strategies, Processes, and Systems VI, 99102J; doi:10.1117/12.2234384, 2016
C. Yeşilyaprak; S. K. Yerli; O. Keskin; B. B. Güçsav, “DAG: a new observatory and a prospective observing site for other potential telescopes,” Proc. SPIE 9910, Observatory Operations: Strategies, Processes, and Systems VI, 99102U; doi:10.1117/12.2234383, 2016
T. Güver, B. A. Mazin, K. O’Brien, B. Kay, S. Aliş, F. K. Yelkenci, C. Yeşilyaprak, S. K. Yerli, A. Erol, O. Keskin, “A microwave kinetic inductance detector for the DAG telescope ”, Proc. SPIE 9915, High Energy, Optical, and Infrared Detectors for Astronomy VII, 99152P; doi: 10.1117/12.2234281, 2016
J. Baudet, L. Jolissaint, O. Keskin, C. Yesilyaprak, S. K. Yerli. “Design of a derotator for the 4 m DAG telescope ”, Proc. SPIE 9908, Ground-based and Airborne Instrumentation for Astronomy VI, 99085L, doi: 10.1117/12.2234392, 2016
G. Marchiori; A. Busatta; L. Ghedin; E. Marcuzzi; C. Manfrin; C. Battistel; O. Pirnay; Carlo Flebus; C. Yeşilyaprak; O. Keskin; S. Yerli, “The DAG project, a 4m class telescope: the telescope main structure performances,” Proc. SPIE 9906, Ground-based and Airborne Telescopes VI, 990662; doi:10.1117/12.2234946, 2016
C. Yeşilyaprak, O. Keskin, “Doğu Anadolu Gözlemevi Son Gelişmeler, ” Ulusal Astronomi Kongresi, 2016
S.K. Yerli, C. Yeşilyaprak, T. Güver, O. Keskin, S. Aliş, “DAG Odak Düzlemi Aygıtları,” Ulusal Astronomi Kongresi, 2016
O. Keskin, “DAG Adaptif Optik Sistemi ve Derotator Projesi,” Ulusal Astronomi Kongresi, 2016
S. Aliş, M. Ö. Arabacı, S. K. Yerli, C. Yeşilyaprak, T. Güver, O. Keskin, L. Jolissaint, T. Saguner, “Bilimsel Gerekçeler Işığında DAG Teleskobu için Düşünülen Olası Odak Düzlemi Aygıtları ve İşbirlikleri,”Ulusal Astronomi Kongresi, 2016
T. Güver, B. Kay, E. Ege, B. Mazin, K. O Brien, S. Aliş, K. Yelkenci, A. Erol, O. Keskin, “DAG-MKID,”Ulusal Astronomi Kongresi, 2016
O. Keskin, L. Jolissaint, C. Yeşilyaprak, S. K. Yerli, “Adaptive Optics for DAG Telescope, ” Ulusal Astronomi Kongresi, 2015
O. Keskin, L. Jolissaint, C. Yeşilyaprak, S. K. Yerli, “The Effect of Atmospheric Turbulence on Astrophysical Applications, ” Ulusal Astronomi Kongresi, 2015
C. Yeşilyaprak, S.K. Yerli, O. Keskin “DAG Projesi: Dünü Bugünü, ve Geleceği,” Ulusal Astronomi Kongresi, 2015
C. Yeşilyaprak, S.K. Yerli, O. Keskin “DAG Altyapı ve Üstyapı Çalışmaları,” Ulusal Astronomi Kongresi, 2015
S. K. Yerli, C. Yeşilyaprak, O. Keskin, “DAG Odak Düzlemi Aygıtları,” Ulusal Astronomi Kongresi, 2015
O. Keskin, C. Yesilyaprak, S.K.Yerli, L. Zago, L. Jolissaint, “Turkey's next big science project: DAG the4-m telescope,” Proceedings of SPIE, Astronomical Telescopes and Instrumentation, (2014)