@book { EtJeanBaptisteSaycralEntrepreneur,
    title = "Et Jean-Baptiste Say… créa l’Entrepreneur",
    author = " {Société Internationale Jean-Baptiste Say}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/978-3-0352-6525-5",
    url = "https://www.peterlang.com/document/1053907"
}