@book { UnderstandingEUsMediterraneanEnlargement,
    title = "Understanding EU’s Mediterranean Enlargement",
    author = "Andrea K. {Riemer} and Yannis A. {Stivachtis}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093081"
}