@book { TheExternalRelationsoftheEuropeanUnion,
    title = "The External Relations of the European Union",
    author = "Pascaline {Winand} and Andrea {Benvenuti} and Max {Guderzo}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/978-3-0352-6497-5",
    url = "https://www.peterlang.com/document/1067646"
}