@book { LaBelgiqueetlaPremireGuerremondiale,
    title = "La Belgique et la Première Guerre mondiale",
    author = "Sophie {de Schaepdrijver}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/978-3-0352-6250-6",
    url = "https://www.peterlang.com/document/1043914"
}