@book { DifferenzenundInterferenzen,
    title = "Differenzen und Interferenzen",
    author = "Jože {Pogačnik}",
    year = "1989",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12140",
    url = "https://www.peterlang.com/document/1066712"
}