@book { ContributionlhistoireduservicepublicpostaldelaRvolutionautournantlibraldusecondEmpire,
    title = "Contribution à l’histoire du service public postal : de la Révolution au tournant libéral du second Empire",
    author = "Olivia {Langlois}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/978-3-0352-6481-4",
    url = "https://www.peterlang.com/document/1053857"
}