@book { TowardsaEuropeanImmigrationPolicy,
    title = "Towards a European Immigration Policy",
    author = "Gina D. {Korella} and Patrick M. {Twomey}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    url = "https://www.peterlang.com/document/1087741"
}