@book { SprachgebrauchvsSpracheinstellungimTschechischen,
    title = "Sprachgebrauch vs. Spracheinstellung im Tschechischen",
    author = "Lenka {Bayer}",
    year = "2003",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12694",
    url = "https://www.peterlang.com/document/1067110"
}