@book { AConciseHistoryoftheFrenchPostOffice,
    title = "A Concise History of the French Post Office",
    author = "Muriel {Le Roux} and Sébastien {Richez} and Eugène {Vaillé}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/b13505",
    url = "https://www.peterlang.com/document/1113493"
}