@book { ChopinetsontempsChopinandhistime,
    title = "Chopin et son temps / Chopin and his time",
    author = "Vanja {Hug} and Thomas {Steiner}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/978-3-0351-0863-7",
    url = "https://www.peterlang.com/document/1053474"
}