Assessing efficiency in public service obligations in European air transport using Data Envelopment Analysis
| Autor: | Costa, J., Alves, T., Andrade, A.R., Kalakou, S. |
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| Zdroj: | In Case Studies on Transport Policy December 2021 9(4):1783-1809 |
| Databáze: | ScienceDirect |
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