@book { TheEUasaPostLisbonRegionalSecurityComplex,
    title = "The EU as a Post-Lisbon Regional Security Complex",
    author = "Marek Antoni {Musioł}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b18551",
    url = "https://www.peterlang.com/document/1069029"
}