@book { PoliticalMusic,
    title = "Political Music",
    author = "Anna {Szwed-Walczak} and Tomasz {Bichta}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b18367",
    url = "https://www.peterlang.com/document/1111628"
}