@book { LeCongrsdelEuropeLaHaye19482008,
    title = "Le « Congrès de l’Europe » à La Haye (1948-2008)",
    author = "Jean-Michel {Guieu} and Christophe {Le Dréau}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    url = "https://www.peterlang.com/document/1106086"
}