@book { PoliticalSystemsoftheFormerYugoslavia,
    title = "Political Systems of the Former Yugoslavia",
    author = "Tomasz {Bichta}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b12791",
    url = "https://www.peterlang.com/document/1068718"
}