@book { Lesfranaisenmergence,
    title = "Les français en émergence",
    subtitle = "Deuxième édition",
    author = "Enrica {Galazzi} and Chiara {Molinari}",
    year = "2008",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1104254"
}