@book { Versunepolitiquedeservicesenmarketingbancaire,
    title = "Vers une politique de services en marketing bancaire",
    author = "Sadat Amin {Khamsi}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1071170"
}