@book { Retoursgagnants,
    title = "Retours gagnants",
    author = "Bertrand {Bergier}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/b19088",
    url = "https://www.peterlang.com/document/1157686"
}