@book { DanielHalvyHenriPetitetlesCahiersverts,
    title = "Daniel Halévy, Henri Petit, et les Cahiers verts",
    author = "Toby {Garfitt}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    url = "https://www.peterlang.com/document/1096839"
}