İlkay Orhan profile image
İlkay Orhan Asst. Prof. Dr. Eskisehir Technical University, Faculty of Aeronautics and Astronautics
Publication 4 Review 10 CrossRef Cited 2
4 Publication
10 Review
2 CrossRef Cited

Research Fields

Decision Support and Group Support Systems Air-Space Transportation

Institution

Eskisehir Technical University, Faculty of Aeronautics and Astronautics

Popular Publications

Determinants of Unit Costs at Airports in Türkiye: Economies of Scale and Revenue Effects
Authors: Filiz Ekici , İlkay Orhan
Published: 2026 , Journal of Aviation
DOI: 10.30518/jav.1769326
CITED 1 FAVORITE 1 TOTAL DOWNLOAD COUNT 378

1

1

378

Publications

Determinants of Unit Costs at Airports in Türkiye: Economies of Scale and Revenue Effects
Authors: Filiz Ekici , İlkay Orhan
Published: 2026 , Journal of Aviation
DOI: 10.30518/jav.1769326
FAVORITE 1 TOTAL DOWNLOAD COUNT 378

1

378

Environmental Efficiency of Global Airports: Integrating Emission Reduction and Waste Recycling Performance
Authors: Filiz Ekici , İlkay Orhan
Published: 2025 , International Journal of Chemistry and Technology
DOI: 10.32571/ijct.1813440
FAVORITE 0 TOTAL DOWNLOAD COUNT 413

0

413

BI-OBJECTIVE GOAL PROGRAMMING FOR AIRLINE CREW PAIRING
Authors: İlkay Orhan
Published: 2022 , Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering
DOI: 10.18038/estubtda.979777
FAVORITE 0 TOTAL DOWNLOAD COUNT 1791

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1791

Modelling and Managing Airport Passenger Flow: A Case of Hasan Polatkan Airport in Turkey
Authors: İlkay Orhan , Gamze Orhan
Published: 2020 , International Journal of Aviation Science and Technology
DOI: 10.23890/IJAST.vm01is02.0204
FAVORITE 0 TOTAL DOWNLOAD COUNT 3004

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3004

Articles published in
Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering
Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering
International Journal of Aviation Science and Technology
International Journal of Aviation Science and Technology
International Journal of Chemistry and Technology
International Journal of Chemistry and Technology
Journal of Aviation
Journal of Aviation
Editorship
Sürdürülebilir Havacılık Araştırmaları Dergisi
Sürdürülebilir Havacılık Araştırmaları Dergisi
Technical Editor , Editor

Reviews

International Journal of Aviation Science and Technology
International Journal of Aviation Science and Technology
Journal of Aviation Research
Journal of Aviation Research
Journal of Aviation
Journal of Aviation
Journal of the Institute of Science and Technology
Journal of the Institute of Science and Technology

Publications

Determinants of Unit Costs at Airports in Türkiye: Economies of Scale and Revenue Effects
Authors: Filiz Ekici , İlkay Orhan
Published: 2026 , Journal of Aviation
DOI: 10.30518/jav.1769326
CITED 1 FAVORITE 1 TOTAL DOWNLOAD COUNT 378

1

1

378

Environmental Efficiency of Global Airports: Integrating Emission Reduction and Waste Recycling Performance
Authors: Filiz Ekici , İlkay Orhan
Published: 2025 , International Journal of Chemistry and Technology
DOI: 10.32571/ijct.1813440
CITED 1 FAVORITE 0 TOTAL DOWNLOAD COUNT 413

1

0

413

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.