@book { Lesjeunesenfantsrinvententlarithmtique,
    title = "Les jeunes enfants réinventent l'arithmétique",
    subtitle = "Préface de Bärbel Inhelder- 2e édition",
    author = "Constance {Kamii}",
    year = "1994",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1113681"
}