Garrido, Jorge. 2024. “The Air Iron Curtain of the 21st Century: the Ukraine of the Air | A Cortina De Ferro Aérea Do Século XXI: As Ucrânias Do Ar”. Political Observer | Revista Portuguesa De Ciência Política (Portuguese Journal of Political Science), no. 20 (January):51-65. https://doi.org/10.59071/2795-4765.RPCP2023.20/pp-51-65.