@book { Dialogvetin,
    title = "Dialog v češtině",
    author = "Jana {Hoffmannová} and Olga {Müllerová}",
    year = "1999",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12255",
    url = "https://www.peterlang.com/document/1066779"
}