Gökhan Arastaman profile image
Gökhan Arastaman Assoc. Prof. Dr. HACETTEPE ÜNİVERSİTESİ
Publication 33 Review 52 CrossRef Cited 55
33 Publication
52 Review
55 CrossRef Cited

Research Fields

Education Planning Leadership in Education

Institution

HACETTEPE ÜNİVERSİTESİ

Popular Publications

Development of the Teacher Subjective Well-Being Scale: Validity and Reliability Study
Authors: Nazan Bakır , Gökhan Arastaman
Published: 2025 , Buca Faculty of Education Journal
DOI: 10.53444/deubefd.1490984
CITED 0 FAVORITE 2 TOTAL DOWNLOAD COUNT 1213

0

2

1213

The dilemma of appointed vs elected rectors in higher education: An evaluation based on global university rankings
Authors: Bahadır Battal , Gökhan Arastaman
Published: 2024 , CresJournal
DOI: 10.59320/alanyazin.1523208
CITED 1 FAVORITE 2 TOTAL DOWNLOAD COUNT 752

1

2

752

On being a PhD Student in Educational Administration: A Phenomenological Inquiry into the Perspective of the Graduate Students
Authors: Gökhan Arastaman , Oya Uslu Çetin , Selçuk Yusuf Arslan , Pınar Necmiye Gülsoy Kerimoğlu
Published: 2020 , Eğitimde Nitel Araştırmalar Dergisi
DOI: -
CITED 0 FAVORITE 1 TOTAL DOWNLOAD COUNT 2473

0

1

2473

School Engagement as a Predictor of Burnout in University Students
Authors: Sait Akbaşlı , Gökhan Arastaman , Feyza Gün , Tuğba Turabik
Published: 2019 , Pamukkale University Journal of Education
DOI: -
CITED 0 FAVORITE 1 TOTAL DOWNLOAD COUNT 3764

0

1

3764

Mapping the Internationalization of Higher Education in Türkiye
Authors: Barış Eriçok , Gökhan Arastaman
Published: 2023 , TÜBA Higher Education Research/Review
DOI: 10.53478/yuksekogretim.1163655
CITED 2 FAVORITE 1 TOTAL DOWNLOAD COUNT 1681

2

1

1681

Publications

Constructing Motivation to Lead in a Centralized Education System: A Qualitative Elaboration of the MTL Framework
Authors: Ömer Öz , Gökhan Arastaman
Published: 2026 , International Journal of Educational Studies and Policy
DOI: 10.63612/ijesp.1888435
FAVORITE 0 TOTAL DOWNLOAD COUNT 89

0

89

The relationship between female school administrators' perceptions of social support and work-life balance
Authors: Ümran Alkaç Yıldırım , Gökhan Arastaman
Published: 2025 , Mehmet Akif Ersoy University Journal of Education Faculty
DOI: 10.21764/maeuefd.1633418
FAVORITE 0 TOTAL DOWNLOAD COUNT 395

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395

An Investigation of Educational Equity in Higher Education
Authors: Seda Nur Kurt , Gökhan Arastaman
Published: 2025 , Van Yüzüncü Yıl Üniversitesi Eğitim Fakültesi Dergisi
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 436

0

436

Development of the Teacher Subjective Well-Being Scale: Validity and Reliability Study
Authors: Nazan Bakır , Gökhan Arastaman
Published: 2025 , Buca Faculty of Education Journal
DOI: 10.53444/deubefd.1490984
FAVORITE 2 TOTAL DOWNLOAD COUNT 1213

2

1213

Development of the Perceived Organizational Career Support Scale: Validity and Reliability Study
Authors: Çiğdem Ayanoğlu , Gökhan Arastaman
Published: 2025 , Buca Faculty of Education Journal
DOI: 10.53444/deubefd.1574353
FAVORITE 0 TOTAL DOWNLOAD COUNT 612

0

612

Investigation of Psychometric Properties of the Turkish Version of the Motivation to Lead Scale on Teachers
Authors: Gökhan Arastaman , Aslı Çetinkaya
Published: 2025 , Bartın University Journal of Faculty of Education
DOI: 10.14686/buefad.1352887
FAVORITE 0 TOTAL DOWNLOAD COUNT 461

0

461

The dilemma of appointed vs elected rectors in higher education: An evaluation based on global university rankings
Authors: Bahadır Battal , Gökhan Arastaman
Published: 2024 , CresJournal
DOI: 10.59320/alanyazin.1523208
FAVORITE 2 TOTAL DOWNLOAD COUNT 752

2

752

Investigation Of Teacher Employment Policies in Terms of Human And Social Capital Theory: A Critical Approach
Authors: Adnan Menderes Aydın , Gökhan Arastaman
Published: 2024 , Bogazici University Journal of Education
DOI: 10.52597/buje.1293680
FAVORITE 0 TOTAL DOWNLOAD COUNT 1217

0

1217

Relationship Between Resilience and Transformational Leadership According to the Perception of Academics
Authors: Zehra İlbars, Gökhan Arastaman
Published: 2024 , International Journal of Educational Studies and Policy
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 210

0

210

Student and Teacher Opinions on Violations of the Right to Education: A Case Study
Authors: Ümit Binbir , Gökhan Arastaman
Published: 2024 , The Journal of Turkish Educational Sciences
DOI: 10.37217/tebd.1400302
FAVORITE 0 TOTAL DOWNLOAD COUNT 4267

0

4267

Development of the Teacher Leadership Scale and Examining Its Psychometric Features
Authors: Aslı Çetinkaya , Gökhan Arastaman
Published: 2024 , Journal of Gazi Faculty of Education
DOI: 10.17152/gefad.1299549
FAVORITE 0 TOTAL DOWNLOAD COUNT 1110

0

1110

THE ROLE OF LEADERSHIP MOTIVATION IN THE WILLINGNESS TO BE A SCHOOL PRINCIPAL
Authors: Canan Aslan , Gökhan Arastaman
Published: 2024 , Electronic Journal of Social Sciences
DOI: 10.17755/esosder.1335529
FAVORITE 0 TOTAL DOWNLOAD COUNT 760

0

760

Social Justice Leadership in Education: What Do School Principals Do for Social Justice?
Authors: Çiğdem Ayanoğlu , Gökhan Arastaman
Published: 2023 , Participatory Educational Research
DOI: 10.17275/per.23.94.10.6
FAVORITE 0 TOTAL DOWNLOAD COUNT 1592

0

1592

The Effects of Individual, Environmental, Cognitive, and Personality Factors on Motivation to Lead (MTL)
Authors: Gökhan Arastaman , Tuncer Fidan , Barış Eriçok
Published: 2023 , Iğdır Üniversitesi Sosyal Bilimler Dergisi
DOI: 10.54600/igdirsosbilder.1314168
FAVORITE 0 TOTAL DOWNLOAD COUNT 670

0

670

Mapping the Internationalization of Higher Education in Türkiye
Authors: Barış Eriçok , Gökhan Arastaman
Published: 2023 , TÜBA Higher Education Research/Review
DOI: 10.53478/yuksekogretim.1163655
FAVORITE 1 TOTAL DOWNLOAD COUNT 1681

1

1681

DEVELOPING EQUITY SCALE IN HIGHER EDUCATION: VALIDITY AND RELIABILITY STUDY
Authors: Seda Nur Kurt , Gökhan Arastaman
Published: 2023 , Nevşehir Hacı Bektaş Veli University Journal of ISS
DOI: 10.30783/nevsosbilen.1274713
FAVORITE 0 TOTAL DOWNLOAD COUNT 662

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662

ASSSESING UNIVERSITYS’ POPULARITIES OF UNİVERSITY RANKINGS BY USING GOOGLE TRENDS
Authors: Nazan Bakır , Gökhan Arastaman
Published: 2023 , Kapadokya Eğitim Dergisi
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 920

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920

Theoretical Analysis on Caring School Leadership
Authors: Gökhan Arastaman , Ali Ulaman, Cemalettin Şener , Mustafa Çalışır
Published: 2023 , International Journal of Educational Studies and Policy
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 234

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234

The Relationship Between Transformational Leadership of Principals and Subjective Well-Being of Teachers: A Correlational Study
Authors: Gülşah Kahraman , Gökhan Arastaman
Published: 2022 , e-Kafkas Journal of Educational Research
DOI: 10.30900/kafkasegt.1016859
FAVORITE 0 TOTAL DOWNLOAD COUNT 1106

0

1106

Developing the School Collaboration Scale Validity and Reliability Study
Authors: Numan Saylık , Gökhan Arastaman
Published: 2022 , Van Yüzüncü Yıl Üniversitesi Eğitim Fakültesi Dergisi
DOI: 10.33711/yyuefd.1079626
FAVORITE 0 TOTAL DOWNLOAD COUNT 1226

0

1226

School Principals' Opinions on Data-based School Management: A Case Study
Authors: Ömer Öz , Gökhan Arastaman
Published: 2022 , Participatory Educational Research
DOI: 10.17275/per.22.58.9.3
FAVORITE 1 TOTAL DOWNLOAD COUNT 2582

1

2582

The Right to Education: A Systematic Review
Authors: Ümit Binbir , Gökhan Arastaman
Published: 2021 , OPUS International Journal of Society Researches
DOI: 10.26466/opus.898503
FAVORITE 0 TOTAL DOWNLOAD COUNT 21621

0

21621

DÜNYADA STEM POLİTİKALARI: TÜRKİYE İÇİN ÇIKARIMLAR VE ÖNERİLER
Authors: Selçuk Yusuf Arslan , Gökhan Arastaman
Published: 2021 , Nevşehir Hacı Bektaş Veli University Journal of ISS
DOI: 10.30783/nevsosbilen.903115
FAVORITE 0 TOTAL DOWNLOAD COUNT 5011

0

5011

On being a PhD Student in Educational Administration: A Phenomenological Inquiry into the Perspective of the Graduate Students
Authors: Gökhan Arastaman , Oya Uslu Çetin , Selçuk Yusuf Arslan , Pınar Necmiye Gülsoy Kerimoğlu
Published: 2020 , Eğitimde Nitel Araştırmalar Dergisi
DOI: -
FAVORITE 1 TOTAL DOWNLOAD COUNT 2473

1

2473

Kamu ve Özel Lise Öğrencilerinin Okul Bağlılıklarının Bazı Değişkenlere Göre İncelenmesi
Authors: Gökhan Arastaman , Berna Yüner
Published: 2019 , The Journal of Turkish Educational Sciences
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1689

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1689

Adaptation of University Student Engagement Inventory to Turkish Culture: Validity and Reliability Study
Authors: Feyza Gün , Tuğba Turabik , Gökhan Arastaman , Sait Akbaşlı
Published: 2019 , İnönü University Journal of the Faculty of Education
DOI: 10.17679/inuefd.457919
FAVORITE 1 TOTAL DOWNLOAD COUNT 1881

1

1881

Psychometric Analyses of the School Governance Scale and a Study for Principals, Teachers and Other School Personnel
Authors: Bahar Meral Şahin, Gökhan Arastamam
Published: 2019 , Kastamonu Education Journal
DOI: 10.24106/kefdergi.417776
FAVORITE 0 TOTAL DOWNLOAD COUNT 1502

0

1502

School Engagement as a Predictor of Burnout in University Students
Authors: Sait Akbaşlı , Gökhan Arastaman , Feyza Gün , Tuğba Turabik
Published: 2019 , Pamukkale University Journal of Education
DOI: -
FAVORITE 1 TOTAL DOWNLOAD COUNT 3764

1

3764

Validity and Reliability In Qualitative Research: A Theoretical Analysis
Authors: Gökhan Arastaman , İnci Öztürk Fidan, Tuncer Fidan
Published: 2018 , Van Yüzüncü Yıl Üniversitesi Eğitim Fakültesi Dergisi
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 28985

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28985

ÖĞRETMENLERİN OKULDA NEZAKETSİZLİK OLGUSUNA İLİŞKİN GÖRÜŞLERİ
Authors: Nihan Demirkasımoğlu , Gökhan Arastaman
Published: 2017 , Manisa Celal Bayar Üniversitesi Sosyal Bilimler Dergisi
DOI: 10.18026/cbayarsos.297886
FAVORITE 0 TOTAL DOWNLOAD COUNT 2500

0

2500

The Relationship between Teachers’ Attitudes toward Measurement and Evaluation and their Perceptions of Professional Well-Being
Authors: Kamil Yıldırım, Gökhan Arastaman , Elif Dascı
Published: 2016 , Eurasian Journal of Educational Research
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1867

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1867

Development of Teachers’ Attitude Scale In Relation to Measurement and Assessment
Authors: Gökhan Arastman , Kamil Yıldırım , Elif Daşçı
Published: 2015 , Pamukkale University Journal of Education
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 3807

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3807

Sense of social exclusion of secondary school students siving in orphanages
Authors: Adem Ocal , Güven Kemerkaya , Gökhan Arastaman
Published: 2013 , Turkish Journal of Education
DOI: 10.19128/turje.181054
FAVORITE 0 TOTAL DOWNLOAD COUNT 2573

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2573

Articles published in
Bartın University Journal of Faculty of Education
Bartın University Journal of Faculty of Education
Bogazici University Journal of Education
Bogazici University Journal of Education
Buca Faculty of Education Journal
Buca Faculty of Education Journal
CresJournal
CresJournal
Eğitimde Nitel Araştırmalar Dergisi
Eğitimde Nitel Araştırmalar Dergisi
e-Kafkas Journal of Educational Research
e-Kafkas Journal of Educational Research
Electronic Journal of Social Sciences
Electronic Journal of Social Sciences
Eurasian Journal of Educational Research
Eurasian Journal of Educational Research
İnönü University Journal of the Faculty of Education
İnönü University Journal of the Faculty of Education
Iğdır Üniversitesi Sosyal Bilimler Dergisi
Iğdır Üniversitesi Sosyal Bilimler Dergisi
International Journal of Educational Studies and Policy
International Journal of Educational Studies and Policy
Journal of Gazi Faculty of Education
Journal of Gazi Faculty of Education
Kapadokya Eğitim Dergisi
Kapadokya Eğitim Dergisi
Kastamonu Education Journal
Kastamonu Education Journal
Manisa Celal Bayar Üniversitesi Sosyal Bilimler Dergisi
Manisa Celal Bayar Üniversitesi Sosyal Bilimler Dergisi
Mehmet Akif Ersoy University Journal of Education Faculty
Mehmet Akif Ersoy University Journal of Education Faculty
Nevşehir Hacı Bektaş Veli University Journal of ISS
Nevşehir Hacı Bektaş Veli University Journal of ISS
OPUS International Journal of Society Researches
OPUS International Journal of Society Researches
Pamukkale University Journal of Education
Pamukkale University Journal of Education
Participatory Educational Research
Participatory Educational Research
The Journal of Turkish Educational Sciences
The Journal of Turkish Educational Sciences
Turkish Journal of Education
Turkish Journal of Education
TÜBA Higher Education Research/Review
TÜBA Higher Education Research/Review
Van Yüzüncü Yıl Üniversitesi Eğitim Fakültesi Dergisi
Van Yüzüncü Yıl Üniversitesi Eğitim Fakültesi Dergisi
Editorial Board Memberships
Journal of Interdisciplinary Education: Theory and Practice
Journal of Interdisciplinary Education: Theory and Practice
Nevşehir Hacı Bektaş Veli University Journal of ISS
Nevşehir Hacı Bektaş Veli University Journal of ISS

Reviews

Anadolu University Journal of Education Faculty
Anadolu University Journal of Education Faculty
Anadolu Üniversitesi Sosyal Bilimler Dergisi
Anadolu Üniversitesi Sosyal Bilimler Dergisi
Balıkesir University The Journal of Social Sciences Institute
Balıkesir University The Journal of Social Sciences Institute
Bartın University Journal of Faculty of Education
Bartın University Journal of Faculty of Education
Buca Faculty of Education Journal
Buca Faculty of Education Journal
Cukurova University Faculty of Education Journal
Cukurova University Faculty of Education Journal
Cumhuriyet International Journal of Education
Cumhuriyet International Journal of Education
e-Kafkas Journal of Educational Research
e-Kafkas Journal of Educational Research
Firat University Journal of Social Sciences
Firat University Journal of Social Sciences
Higher Education Governance and Policy
Higher Education Governance and Policy
Ihlara Journal Educational Research
Ihlara Journal Educational Research
International Journal of Leadership Studies : Theory and Practice
International Journal of Leadership Studies : Theory and Practice
International Journal of Assessment Tools in Education
International Journal of Assessment Tools in Education
International Journal of Educational Studies and Policy
International Journal of Educational Studies and Policy
International Journal of Turkish Education Sciences
International Journal of Turkish Education Sciences
Journal of Kazım Karabekir Education Faculty
Journal of Kazım Karabekir Education Faculty
Journal of Research in Education and Society
Journal of Research in Education and Society
Journal of Teacher Education and Lifelong Learning
Journal of Teacher Education and Lifelong Learning
Kapadokya Eğitim Dergisi
Kapadokya Eğitim Dergisi
Marmara University Atatürk Education Faculty Journal of Educational Sciences
Marmara University Atatürk Education Faculty Journal of Educational Sciences
Nevşehir Hacı Bektaş Veli University Journal of ISS
Nevşehir Hacı Bektaş Veli University Journal of ISS
OPUS International Journal of Society Researches
OPUS International Journal of Society Researches
Pamukkale University Journal of Social Sciences Institute
Pamukkale University Journal of Social Sciences Institute
Research in Educational Administration and Leadership
Research in Educational Administration and Leadership
The Journal of Turkish Educational Sciences
The Journal of Turkish Educational Sciences
Turkish Journal of Educational Studies
Turkish Journal of Educational Studies
Turkish Psychological Counseling and Guidance Journal
Turkish Psychological Counseling and Guidance Journal
OPUS Journal of Society Research
OPUS Journal of Society Research
Participatory Educational Research
Participatory Educational Research
Research on Education and Psychology
Research on Education and Psychology
The Western Anatolia Journal of Educational Sciences (WAJES)
The Western Anatolia Journal of Educational Sciences (WAJES)
Turkish Journal of Education
Turkish Journal of Education
TÜBA Higher Education Research/Review
TÜBA Higher Education Research/Review

Publications

The dilemma of appointed vs elected rectors in higher education: An evaluation based on global university rankings
Authors: Bahadır Battal , Gökhan Arastaman
Published: 2024 , CresJournal
DOI: 10.59320/alanyazin.1523208
CITED 1 FAVORITE 2 TOTAL DOWNLOAD COUNT 752

1

2

752

Investigation Of Teacher Employment Policies in Terms of Human And Social Capital Theory: A Critical Approach
Authors: Adnan Menderes Aydın , Gökhan Arastaman
Published: 2024 , Bogazici University Journal of Education
DOI: 10.52597/buje.1293680
CITED 3 FAVORITE 0 TOTAL DOWNLOAD COUNT 1217

3

0

1217

Student and Teacher Opinions on Violations of the Right to Education: A Case Study
Authors: Ümit Binbir , Gökhan Arastaman
Published: 2024 , The Journal of Turkish Educational Sciences
DOI: 10.37217/tebd.1400302
CITED 1 FAVORITE 0 TOTAL DOWNLOAD COUNT 4267

1

0

4267

Development of the Teacher Leadership Scale and Examining Its Psychometric Features
Authors: Aslı Çetinkaya , Gökhan Arastaman
Published: 2024 , Journal of Gazi Faculty of Education
DOI: 10.17152/gefad.1299549
CITED 2 FAVORITE 0 TOTAL DOWNLOAD COUNT 1110

2

0

1110

THE ROLE OF LEADERSHIP MOTIVATION IN THE WILLINGNESS TO BE A SCHOOL PRINCIPAL
Authors: Canan Aslan , Gökhan Arastaman
Published: 2024 , Electronic Journal of Social Sciences
DOI: 10.17755/esosder.1335529
CITED 1 FAVORITE 0 TOTAL DOWNLOAD COUNT 760

1

0

760

Social Justice Leadership in Education: What Do School Principals Do for Social Justice?
Authors: Çiğdem Ayanoğlu , Gökhan Arastaman
Published: 2023 , Participatory Educational Research
DOI: 10.17275/per.23.94.10.6
CITED 4 FAVORITE 0 TOTAL DOWNLOAD COUNT 1592

4

0

1592

The Effects of Individual, Environmental, Cognitive, and Personality Factors on Motivation to Lead (MTL)
Authors: Gökhan Arastaman , Tuncer Fidan , Barış Eriçok
Published: 2023 , Iğdır Üniversitesi Sosyal Bilimler Dergisi
DOI: 10.54600/igdirsosbilder.1314168
CITED 3 FAVORITE 0 TOTAL DOWNLOAD COUNT 670

3

0

670

Mapping the Internationalization of Higher Education in Türkiye
Authors: Barış Eriçok , Gökhan Arastaman
Published: 2023 , TÜBA Higher Education Research/Review
DOI: 10.53478/yuksekogretim.1163655
CITED 2 FAVORITE 1 TOTAL DOWNLOAD COUNT 1681

2

1

1681

The Relationship Between Transformational Leadership of Principals and Subjective Well-Being of Teachers: A Correlational Study
Authors: Gülşah Kahraman , Gökhan Arastaman
Published: 2022 , e-Kafkas Journal of Educational Research
DOI: 10.30900/kafkasegt.1016859
CITED 4 FAVORITE 0 TOTAL DOWNLOAD COUNT 1106

4

0

1106

Developing the School Collaboration Scale Validity and Reliability Study
Authors: Numan Saylık , Gökhan Arastaman
Published: 2022 , Van Yüzüncü Yıl Üniversitesi Eğitim Fakültesi Dergisi
DOI: 10.33711/yyuefd.1079626
CITED 3 FAVORITE 0 TOTAL DOWNLOAD COUNT 1226

3

0

1226

School Principals' Opinions on Data-based School Management: A Case Study
Authors: Ömer Öz , Gökhan Arastaman
Published: 2022 , Participatory Educational Research
DOI: 10.17275/per.22.58.9.3
CITED 6 FAVORITE 1 TOTAL DOWNLOAD COUNT 2582

6

1

2582

The Right to Education: A Systematic Review
Authors: Ümit Binbir , Gökhan Arastaman
Published: 2021 , OPUS International Journal of Society Researches
DOI: 10.26466/opus.898503
CITED 6 FAVORITE 0 TOTAL DOWNLOAD COUNT 21621

6

0

21621

DÜNYADA STEM POLİTİKALARI: TÜRKİYE İÇİN ÇIKARIMLAR VE ÖNERİLER
Authors: Selçuk Yusuf Arslan , Gökhan Arastaman
Published: 2021 , Nevşehir Hacı Bektaş Veli University Journal of ISS
DOI: 10.30783/nevsosbilen.903115
CITED 5 FAVORITE 0 TOTAL DOWNLOAD COUNT 5011

5

0

5011

Adaptation of University Student Engagement Inventory to Turkish Culture: Validity and Reliability Study
Authors: Feyza Gün , Tuğba Turabik , Gökhan Arastaman , Sait Akbaşlı
Published: 2019 , İnönü University Journal of the Faculty of Education
DOI: 10.17679/inuefd.457919
CITED 8 FAVORITE 1 TOTAL DOWNLOAD COUNT 1881

8

1

1881

Psychometric Analyses of the School Governance Scale and a Study for Principals, Teachers and Other School Personnel
Authors: Bahar Meral Şahin, Gökhan Arastamam
Published: 2019 , Kastamonu Education Journal
DOI: 10.24106/kefdergi.417776
CITED 1 FAVORITE 0 TOTAL DOWNLOAD COUNT 1502

1

0

1502

ÖĞRETMENLERİN OKULDA NEZAKETSİZLİK OLGUSUNA İLİŞKİN GÖRÜŞLERİ
Authors: Nihan Demirkasımoğlu , Gökhan Arastaman
Published: 2017 , Manisa Celal Bayar Üniversitesi Sosyal Bilimler Dergisi
DOI: 10.18026/cbayarsos.297886
CITED 5 FAVORITE 0 TOTAL DOWNLOAD COUNT 2500

5

0

2500

Popular Publications: It is determined automatically by the researchers doing research in DergiPark according to the statistics of being added to the favorites. CrossRef Cited: The citations shown in DergiPark are drawn from CrossRef. For this, the cited and cited articles must be registered in CrossRef (DOI number). ^: Citation numbers are reflected in the system by DergiPark at certain periods.